Who's opening for Katy Perry? What songs are on her tour setlist? Everything to know about the concert at PHX Arena (formerly Footprint Center).

Teenage Dream,' the chart-topping title track from Katy Perry’s blockbuster 2010 album, has joined the Spotify Billions Club.

Miley Cyrus’s “Party in the U.S.A.” is now 15-times platinum, tying it as the tenth-highest certified song in U.S. history just in time for the Fourth of July.

After Ayo Edebiri was honored with her own day from the city of Boston, she joined Conan O’Brien on his podcast where he seemed a bit jealous she got the honor before him.