American Eagle is helping Super Bowl bound Pittsburgh Steeler Troy Polamalu, Kim Kardashian and other celebs with TwitChange, a celebrity charity auction. Check out these photos from the Times Square American Eagle billboard. Proceeds go to Operation Once in a Lifetime, an organization dedicated to helping American soldiers and their families. You can bid to have celebrities follow you on Twitter. The auction runs January 29 – February 5. Visit http://twitchange.com/ to learn more.