Jessie J, Ariana Grande and Nicki Minaj performed a show-stopping version of 'Bang Bang' at the 2014 American Music Awards.
Ariana Grande performed a stripped-down version of her hit 'Problem' to kick off her 2014 American Music Awards performance tonight (Nov. 23).
Jennifer Lopez revealed her flawless body in a sexy cutout dress at the 2014 American Music Awards.
Frankie Grande shows up at the 2014 American Music Awards wearing a body-painted shirt and tie.
Demi Lovato has already shown how amazingly multitalented she is -- but did you know she also does impressions?!
Sometimes the best advice is also the simplest, and Raven-Symone has a really obvious -- and pretty funny -- recommendation for some of her fellow former child stars: "Stay in the house."
A British teen obsessed with the TV series 'Dexter' has been sentenced to 25 years in prison after the grisly murder of another teenager.
One way for celebrities to know they've made it? Getting brutally skewered on 'South Park.' So, uh, congratulations on making it, Lorde!
5 Seconds of Summer made their 'Tonight Show' debut last night (Oct. 2) -- and they certainly made the most of it.