NO PURCHASE NECESSARY TO ENTER OR WIN.

A PURCHASE WILL NOT INCREASE YOUR CHANCES OF WINNING.

OPEN ONLY TO LEGAL RESIDENTS OF THE 50 UNITED STATES AND THE DISTRICT OF COLUMBIA (“U.S.”), AGED 18 YEARS OR OLDER.

INTERNET ACCESS AND A TWITTER ACCOUNT REQUIRED. SPONSORED BY DISCOVERY COMMUNICATIONS, LLC. TWITTER IS NOT A SPONSOR OF THIS PROMOTION

1. ELIGIBILITY: The MythBusters Superfan Sweepstakes (“Sweepstakes”) is open to legal U.S. residents 18 years of age or older who have Internet access as of January 17, 2010. Employees, officers and directors of Discovery Communications, LLC ("Sponsor"), Promotion Mechanics, Inc. (“Promotion Administrator”), their parent companies, subsidiaries, affiliates, TV production partners, advertising agencies, promotional suppliers (collectively, "Sweepstakes Entities") and the immediate family members (spouses and parents, children and siblings and their spouses, regardless of where they live) or members of the same households (whether related or not) of such individuals are not eligible. All applicable federal, state, and local rules apply. Void in Puerto Rico and where prohibited or restricted by law.

2. TO ENTER: The Sweepstakes begins at 12:01 AM Eastern Time (“ET”) on January 18, 2010 and ends at 11:59 PM ET on February 8, 2010 (“Sweepstakes Period”). To participate in the Sweepstakes, you must have a Twitter account and become a follower of @MythBusters on TwitterTM.

If you already have a Twitter account, go to http://twitter.com and log on using your Twitter user name and password, then become a follower of @MythBusters by searching for "MythBusters", clicking on the MythBusters icon or going directly to the @MythBusters official site at http://twitter.com/MythBusters and clicking the "Follow" button.

If you do not have a Twitter account, go to http://twitter.com and create a Twitter account according to the instructions on the website and then become a follower of @MythBusters as directed above. Creating a Twitter account is free. Please note that you must agree to comply with the Twitter Terms of Service in order to create a Twitter account.

Once you become a follower of @MythBusters, you may receive one (1) Sweepstakes entry per day during the Sweepstakes Period by going to www.discovery.com/mythbusters and clicking on the Superfan Sweepstakes icon or http://dsc.discovery.com/fansites/mythbusters/sweeps/sweeps.html and Tweeting a statement of one hundred and forty (140) characters or less including the hash tag #IMASUPERFAN (a "Twitter Entry"). Note that your Twitter Entry will not be valid unless it includes "#IMASUPERFAN" and you are a follower of @MythBusters at the time the “Tweet” is posted.

Limit one (1) Twitter Entry per person/Twitter account per day. Multiple entrants are not permitted to share the same Twitter account. By entering, participants warrant and represent that they agree to be bound by these Official Rules and the final decision of the Sponsor and Promotion Administrator.

3. RANDOM DRAWING – PRIZE – ODDS OF WINNING: On or about February 11, 2010, the Promotion Administrator, an independent judging organization, will conduct a random drawing from among all eligible entries received to award one (1) Grand Prize: a trip for two people to San Diego, California, to attend Comic-Con 2010. The prize trip consists of round trip coach air travel for two people from a major commercial airport near winner's residence (as determined by Sponsor); standard double occupancy hotel accommodations for five days/four nights, passes for winner and guest to various Comic-Con events and activities (as determined in Sponsor’s sole discretion); airport to hotel/hotel to airport ground transportation in San Diego and $500 spending money. All other expenses not specified herein are the winner's sole responsibility. Air carriers, hotels and other transportation will be selected by Sponsor. Approximate retail value of Grand Prize: $4,000.00. Actual value will be determined by winner's residence and seasonal rates. Travel, accommodations and activities are subject to availability and certain restrictions. Air carriers, hotels and other transportation selected by Sponsor. Winner and guest must travel on the same itinerary at the time determined by the Sponsor and will be responsible for all necessary travel authorizations and for any travel insurance. Comic-Con 2010 is currently scheduled for July 22-25, 2010. Trip must be taken at time of Comic-Con 2010 or prize will be forfeited in its entirety. In the event that the Sponsor chooses to film or record the Comic-Con activities, the winner and guest may be required to execute a consent form granting Sponsor permission to use their names and likenesses. Odds of winning will be determined by the number of eligible entries received.

4. WINNER NOTIFICATION: In order to win a prize, the potential winner must be a follower of @MythBusters at the time of the random drawing and when the potential winner is notified. The Sponsor will notify the potential winner via Direct Message through Twitter. If a potential winner cannot be reached by Direct Message within five (5) days of the first notification attempt, an alternate potential winner will be selected from the remaining eligible entries. If the @MythBusters account is blocked from contacting the user via Direct Message, or if a potential winner is found to be ineligible, cannot or does not comply with these Official Rules, or if prize or prize notification is returned as undeliverable, the potential winner will be disqualified and an alternate potential winner will be selected.

Once a potential winner has responded to the Direct Message notification, the potential winner will be sent verification paperwork via email, postal mail and/or express mail at Sponsor’s sole discretion. The potential winner will be required to complete an affidavit of eligibility, a liability release and (where legal) a publicity release, which must be returned within the time period specified in the notification letter or Sponsor, in its sole discretion, may select an alternate potential winner. If the potential winner is 18 or older, as is required for entry, but not of the age of majority in state of residence, prize will either be awarded in the name of parent or legal guardian, or parent or legal guardian must ratify and sign any and all documents required of winner. Winner’s guest, who must be 18 years of age or older, must complete a liability/publicity release prior to issuance of travel documents.

No prize transfer or cash redemption. No prize substitution, in whole or in part, except by Sponsor due to prize unavailability, safety or security considerations, or any other reason as solely determined by Sponsor in which case a prize of comparable or greater value will be awarded.

5. GENERAL: Taxes on prize and all expenses related to acceptance and use of prize are the sole responsibility of the winner. By participating, entrants agree [a] to these rules and decisions of Sponsor and Promotion Administrator, which shall be final in all respects relating to this Sweepstakes; [b] to release, discharge and hold harmless Sweepstakes Entities from any and all injuries, liability, losses and damages of any kind resulting from their participation in the Sweepstakes or their acceptance, use or misuse of prize including, without limitation, personal injury, death and property damage; and if a winner, [c] to permit Sweepstakes Entities to use his or her name, photograph, likeness, statements, biographical information, voice, voice likeness and city and state address for advertising, publicity and promotional purposes in all media, including but not limited to on air and within www.discovery.com, in perpetuity, without compensation (unless prohibited by law) and agree to execute specific consent to such use upon request. By accepting the Grand Prize, the winner and his/her guest represent that they understand that travel, whether by plane, automobile, or other conveyance, or by foot, and in the air, contains some inherent element of risk of accident, illness, injury, loss or death, which may be caused by negligence, forces of nature, or other agencies, known or unknown. Winner and his/her guest represent that they recognize that such risks may be present at any time before, during and after the trip. In order to be considered the Grand Prize winner and partake of the enjoyment of this prize, winner and his/her guest must be willing to accept the risk, and to confirm their acceptance to such risk in writing at Sponsor’s request. Sponsor, its promotional partner, their respective affiliates, subsidiaries, advertising and promotion agencies, agents and representatives, Promotion Administrator, and the officers, directors and employees of each are not responsible for and shall not be liable for [a] any telecast, cable or telephone malfunctions, human error, satellite transmission failures, or delayed telecasts or preemption of or the failure of a cable affiliate to televise Discovery Channel or any affiliated Sponsor network throughout the world; [b] electronic, hardware or software program, network, Internet or computer malfunctions, failures, or difficulties of any kind, including without limitation, server malfunction or by any human error which may occur in the processing of entries; [c] failed, incomplete, garbled, delayed or misdirected transmissions; [d] late, lost, misdirected or incomplete entries or postage-due mail; or [e] any condition caused by events beyond the control of the Sponsor that may cause the promotion to be disrupted or corrupted. Sponsor reserves the right to cancel or suspend the Sweepstakes or any portion thereof should virus, bugs or other causes beyond the control of Sponsor corrupt the administration, security or proper play of the promotion, in which case prizes will be awarded via a random drawing from among all eligible entries received prior to cancellation. Entry information becomes property of Sponsor. In the event of a dispute as to any entry, the authorized account holder of the email address used to set up the Twitter account will be deemed to be the entrant. Potential winner may be required to show proof of being the authorized account holder of the email address/Twitter account associated with the entry. Any user who, in Sponsor's sole discretion, posts profanity, pornography or other objectionable content on Twitter may be removed by Sponsor from being a MythBusters Follower and from participating in the Sweepstakes. Sponsor reserves the right in its sole discretion to disqualify any entry at any time in the event it is determined that the entrant has not complied with these Official Rules. CAUTION: Any attempt to deliberately damage any web site, or undermine the legitimate operations of the Sweepstakes, is a violation of the criminal and civil laws. Should such an attempt be made, the Sponsor reserves the right to seek damages from any such participant to the fullest extent permitted by law and to disqualify such participant from the Sweepstakes. This Sweepstakes is governed by the laws of the State of Maryland, with jurisdiction and venue in Montgomery County, Maryland, and all claims must be resolved in the courts of Montgomery County, Maryland.

6. WINNER LIST: To receive the Grand Prize winner’s name, mail a self-addressed, stamped envelope to be received by February 28, 2010, to: MythBusters Superfan Sweepstakes Winner List, PMI Station, PO Box 750, Southbury, CT 06488-0750.

Sponsor: Discovery Communications, LLC, One Discovery Place, Silver Spring, MD 20910.

Promotion Administrator: Promotion Mechanics, Inc., 87 South Main Street, Newtown, CT 06470.

©2010 Discovery Communications, LLC. All rights reserved.

If you encounter difficulties entering, you can send an e-mail to online_sweepstakes@discovery.com to inform us of your questions.  Please make sure you include a detailed description of your situation, your browser type, and version number.  We will make every effort to get to the bottom of any technical questions that may arise.

Twitter, Inc. is not a sponsor of this Sweepstakes. Any third party trademarks mentioned herein are the property of their respective trademark owners. The use or mention of such third party trademarks in these Official Rules or in the Sweepstakes is solely for descriptive purposes and shall in no way imply an endorsement or sponsorship of the Sweepstakes.

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