Katy Perry, Jennifer Lopez and TLC to Perform at American Music Awards

 Jeff Kravitz/FilmMagic

Katy Perry performs during the MTV EMA's 2013 on November 10, 2013 in Amsterdam, Netherlands.

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.

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.

The American Music Awards, taking place at the Nokia Theatre in Los Angeles, boasts a lineup that also includes Lady Gaga, Justin Timberlake, One Direction, Florida Georgia Line, Miley Cyrus, Imagine Dragons and Macklemore & Ryan Lewis, among others. Pitbull will host the ceremony and perform his new single "Timber" with Ke$ha.