Katy Perry

Was Carrie Underwood mocking Katy Perry when she said she'd never travel to space?

Luke Bryan admits he watched with great interest when his former American Idol co-worker, Katy Perry, was shot into space on Monday (April 14).

A source says Underwood was not producers' first choice.

Surely that's not Luke's fault ... right?

Luke Bryan discusses Katy Perry's exit from American Idol, highlighting their ongoing and growing friendship.

Country music's biggest stars joined celebrities from rock, pop and hip-hop for the annual Los Angeles show.

After viewers criticized Katy Perry's comments, the contestant offered her perspective on social media.

Host Ryan Seacrest will also return for Season 21.