Yesterday Lance Armstrong was tweeting what each of the Stages09 bikes were going for at the Sotheby's auction. Some of the prices were staggering, including Damien Hirst's Madone from the Champs Elysses fetching a whopping $500,000. That's a grip of cash for an artist bike. All precedes went directly to the Livestrong foundation. Bike Reviews has the full list of what the bikes fetched at the auction house. Head over to check it out.