To celebrate the early success of George R. R. Martin’s Dance with Dragons, Random House is running a Twitter giveaway Thursday 7/21 through Monday 7/25. To be eligible to win, retweet to @randomhouse between 10:00:00 am (ET) and 5:00:00 pm (ET) on the following dates in July 2011 - 7/21, 7/22, 7/23, 7/24, and 7/25. Limited to one Tweet per person per offer date. We will randomly draw the winner from all people who have submitted a retweet on each of the offer dates.

Four winners will receive one hardcover copy of Dance with Dragons and one winner will receive both a hardcover copy of Dance with Dragons along with one boxed set of the following four books: A Game of Thrones, A Clash of Kings, A Storm of Swords, and A Feast for Crows.

Random House will direct message the winner for his/her mailing address and send the book(s) no later than July 29. Offer is only open to U.S. residents (excluding Puerto Rico), age 18 years or older, who have a valid Twitter account. Users must be Twitter followers of Random House to be eligible. Void where prohibited or restricted by law. In the case of a dispute over the identity of an entrant, the authorized account holder of the Twitter account used to enter will be deemed to be the entrant. Random House is not responsible for lost/late/misdirected entries or computer malfunctions. Entries that contain errors, are incomplete, corrupted or illegible will not be accepted. Random House reserves the right to disqualify entries from anyone tampering with the Twitter entry process. Random House assumes no responsibility for any error, omission, interruption, deletion, defect, delay in operation or transmission, communications line failure, theft, destruction, or unauthorized access to Twitter. Sponsor is not responsible for lost, late or misdirected tweets; computer malfunctions, including but not limited to any error, omission, interruption, deletion, defect, delay in operation or transmission or communications line failure; or theft, destruction or unauthorized access to entrant’s Twitter account. Tweets that contain errors, are incomplete, corrupted or illegible will not be accepted. Sponsor reserves the right to disqualify entries from anyone tampering with the Twitter entry process.

ELIGIBILITY: This sweepstakes is open to legal residents of the United States (excluding Puerto Rico) over the age of 18 at time of entry. All federal, state, and local regulations apply. Void where prohibited. Employees of Random House, Inc., its parent, subsidiaries, affiliates, suppliers, and agencies, and their immediate family members and persons living in their household are not eligible to enter this sweepstakes.

WINNER SELECTION: Winners will be determined as first 5 eligible entrants received by the entry deadline. Sponsor will notify Winner by sending a tweet. Winner will be required to provide his/her address for mailing of the prize. PRIZE: Four (4) winners will receive one free hardcover copy of Dance with Dragons by George RR Martin and One (1) winner will receive one copy of Dance with Dragons in addition to one paperback boxed set, which includes George R. R. Martin’s A Game of Thrones 4-Book Boxed Set: A Game of Thrones, A Clash of Kings, A Storm of Swords, and A Feast for Crows (A Song of Ice and Fire).

GENERAL CONDITIONS: By participating in this sweepstakes, entrants agree to abide by these official rules. Sponsor is not responsible for injury or damage to any computer, other equipment, or person relating to or resulting from participation in the sweepstakes, or participating in the Twitter network. Entrants release Sponsor, its agencies, and assigns from any liability, damage and/or loss resulting from participating in this sweepstakes and/or the acceptance, use or misuse of the prize. Acceptance of the prize constitutes permission for Sponsor to publish, post online, or otherwise refer to the name of the winner in any and all forms and media throughout the world, and for any and all publicity or promotional purposes, without obligation or compensation, except where prohibited by law.