Katy Perry surprises Rebecca Black with an on-stage tour invite for 'The Lifetimes Tour.' Fans can expect sci-fi visuals, ...

Katy Perry is reportedly leaning on Taylor Swift for advice as she struggles with low ticket sales for her upcoming Lifetimes ...

Vancouver will now be treated to a double-dose of pop culture icons this summer. Katy Perry recently unveiled that Rebecca ...

Rebecca Black, whose music video for the song “Friday” viral fame for all the wrong reasons when she was just 13, is getting the last laugh.

Katy Perry shared what her fiancé Orlando Bloom said about her upcoming Blue Origin space trip with Gayle King and more.

Katy Perry and Rebecca Black took part in another cheeky skit together in honor of the latter joining the pop star on her new The Lifetimes Tour. In the skit, Katy enters Rebecca's dressing room ...

Guerrero died unexpectedly last week at age 34, and has received tributes from a number of stars including Kylie Jenner, ...

“You fell in love with her as Katy Perry, I fell in love with her as Katheryn ... Oh, and btw, here’s Katy’s full acceptance speech in the event you’re in the mood to cry: Katy and ...

Katy Perry is conquering more than just the music industry as she joins the first all-female crew heading to space on Jeff ...

Katy Perry is opening up about the loss of her friend ... which appeared alongside clips and snaps of Guerrero helping her get ready for events and music video shoots, as well as the pair hanging ...