On November 23, 2008, while supporting her compilation album "", Aguilera performed a medley of her six hits, including "Ain't No Other Man", at the American Music Awards of 2008 held at Nokia Theatre in Los Angeles, California. On May 5, 2010, while promoting her sixth studio album, "Bionic", Aguilera performed all of her hits on "VH1 Storytellers", including "Ain't No Other Man". On October 24, 2010, Aguilera was invited to the "Justin Timberlake & Friends" benefit show at Las Vegas. There, she performed "Beautiful", "Fighter" and "Ain't No Other Man". At the show beginning, Timberlake declared that Aguilera is "the best vocalist of my generation", "no contest".