Twitter contests and tweetaways are more popular than ever before, with brands and bloggers auctioning off everything from tickets to hotel stays to their Twitter followers.

We’ve written before about some of the most extreme Twitter giveaways: back in June, Venezuelan President Hugo Chavez gave away a house to his three millionth Twitter follower, and in April William Shatner treated his millionth follower to dinner in Charlotte, North Carolina.

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