Time — Haim took their sister act to BBC Radio 1 Live Lounge yesterday, where they delivered a stellar cover of Beyoncé’s “XO” that saw guitarist-singer Danielle Haim and drummer Dash Hutton switching places for the song. Check out the video above th... more info

MTV.co.uk News — The Hunger Games: Catching Fire, Katy Perry and One Direction all up for gongs voted by fans... more info

MTV.co.uk News — Reports claim K-Pez could land a part in the flick after the actor reached out to her on the social-networking site... more info

ContactMusic — Katy Perry and Jennifer Lawrence have emerged as top Kids' Choice stars after leading all nominees for the upcoming Nickelodeon prizegiving.Both... more info

MTV.com News — Christina Aguilera, Khloe Kardashian and more hit up the Bangerz Tour ... including another special Disney child star. By Christina Garibaldi more info

Nialler9 — Katy Perry’s new single ‘Dark Horse’ angles for more street cred than her normal tunes as it features rapper Juicy J and trap-style production. Connor Mills aka Dublin producer Cinderghost has given the song a cloudy Ryan Hemsworth-style twist... more info

ContactMusic — Katy Perry is following in the footsteps of fellow pop stars One Direction and Justin Bieber by launching a teen jewellery collection.The singer has... more info

MTV.com News — Pop superstars laid one on each other during Miley's Los Angeles show on Saturday night. By Gil Kaufman more info

MTV.com News — Today's top stories include Sam Worthington arrested on assault charges and Alec Baldwin retiring. By India Nicholas more info

ContactMusic — Miley Cyrus frequently encourages her audience to make out with each other during her current Bangerz tour and so the pop star decided to show the... more info