While Katy Perry’s Super Bowl halftime performance probably won’t contain a Taylor Swift diss track, the Associated Press reports that it will have a surprise appearance from Missy Elliott, who will be there to do her perennial hit “Work It.” Perry teased her participation in a press conference on Thursday...

While Marshawn Lynch's press conference is getting the majority of the headlines from news outlets during Super Bowl Week, the big game's halftime star also conducted a press conference on Thursday, and Katy Perry was her usual funny, delightful self

Florence Welch, Katy Perry, Lady GaGa and Pete Townshend from The Who all feature in new documentary

US pop star Katy Perry's Egyptian-themed video for the single "Dark Horse," which features Memphis rapper Juicy J, tops YouTube's list of the most-watched music videos of the year, while Colombian singer Shakira landed two spots in the top ten.

Pharrell Williams, Taylor Swift, Coldplay, Sam Smith, John Legend, Katy Perry and Iggy Azalea top the music categories