0Twitpics Lady Gaga honors John Lennon, J.Lo and Steven Tyler try out the American Idol judges' table, and Jimmy Fallon dresses as Justin Bieber. See pictures of stars' Twitter photos.Updated Jul. 14, 2017 7:48PM ET / Published Oct. 07, 2010 11:49AM ET Lady Gaga Ryan Seacrest Sofia Vergara Coca Rocha Snooki Alanis Morissette Jimmy Fallon Lenny Kravitz Joan Rivers Justin Timberlake Demi Moore Ryan Seacrest John Stamos Russell Brand
Lady Gaga Ryan Seacrest Sofia Vergara Coca Rocha Snooki Alanis Morissette Jimmy Fallon Lenny Kravitz Joan Rivers Justin Timberlake Demi Moore Ryan Seacrest John Stamos Russell Brand