Katy Perry cheekily flashed her sparkly sequin bra as she slipped into a very skimpy outfit for a show in LA on Saturday night.

Katy Perry reteamed with Rebecca Black last night ... A feast for the eyes and the ears.” ...

Katy Perry and Gayle King are officially a part of ... “This experience, it’s something unbelievable.” We're All Ears for Celebrity Buzz! Please enter a name. Please enter a valid email.

Katy Perry has reunited with Rebecca Black during ... A feast for the eyes and the ears,” she said. The ‘Lifetimes’ tour is set to arrive in the UK for a handful of shows later this year.

Katy Perry reteamed with Rebecca Black last night ... A feast for the eyes and the ears." More from Rolling Stone ...

As 'Friday' singer Rebecca Black is announced as the support act on Katy Perry's upcoming Lifetimes Tour, we look at the surprising career trajectory of the much-derided child star.

Katy Perry has teamed up with Rebecca Black for ... A feast for the eyes and the ears." Singer, songwriter and YouTuber Black is best known for the music video for her 2011 debut single Friday ...

It turns out that James Brown’s “It’s a Man’s Man’s Man’s World” isn’t the only song that irks the judges. Luke Bryan has his own idea of a song he’s tired of hearing, and I really can’t blame him for ...