Jessie J, Ariana Grande and Nicki Minaj performed a show-stopping version of 'Bang Bang' at the 2014 American Music Awards.
There's only one thing better than seeing our favorite celebs cut a rug on 'Dancing With the Stars' -- and that's when Jessie J stops by to guest judge!
Ariana Grande has made headline after headline for her alleged diva behavior, but her 'Bang Bang' collaborator Jessie J doesn't buy it.
Jessie J has released an acoustic version of a new song titled 'Ain't Been Done.' The song appears as the first track on her new 'Sweet Talker' album.
All week we've stared longingly at Instagram, watching our favorite celebs post pics of the delish things they've been eating. See what Selena Gomez and more ate!
Once again, 11-year-old Taylor Hatala is making our jaws drop with her mind-blowing dance routines. This time, she's taking on Jessie J's massive hit 'Bang Bang.'
Sizzling! Jessie J isn't holding back in her new 'Burnin' Up' video!
Jessie J + Justin Bieber = BFFs? We wouldn't go that far, but the 'Bang Bang' singer did pen the Biebs a handwritten letter offering support.
Major, major changes are happening on the PopCrush Top 10 Video Countdown. Jessie J's 'Bang Bang' officially claimed the top spot!
Whose 'Burnin' Up' song is better: Jessie J's or the Jonas Brothers'?