Katy Perry, Jennifer Lopez and TLC have been added to the ever-expanding lineup of the 2013 American Music Awards, going down live at the Nokia Theatre in Los Angeles on Nov. 24.
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Perry will open this year's show with a performance of "Unconditionally," the second single off her new album "Prism." Lopez will perform a tribute to Latin music legend Celia Cruz, who died in 2003 and was recently honored with a Google Doodle on her birthday. As for TLC's return to the AMAs, a special guest will be announced at a later date.