ContactMusic — Katy Perry bolted out of a London nightclub when she heard Russell Brand was about to arrive The Part of Me singer was enjoying an evening at Mayfair hangout Mahiki in a private room but when someone told her Russell - who split from Katy aft... more info

411 Mania — For charity! more info

Perez Hilton — She's one busy gal, but Katy Perry still makes time for charity! The singer headed back to the UK this weekend, performing a laser light show extraordinaire for the BBC's Let's Dance for Sport Relief. The event raises money to help vulnerable people ... more info

ContactMusic — Katy Perry highlighted that she puts time aside for her fans after spending some time with them after her performance on Lets Dance for Sports Relief According to The Mirror Katy Perry stood to take loads of pictures with crowds of fans in London las... more info

411 Mania — It's going to happen... more info

Perez Hilton — Wow! We had thought they had abandoned this entirely! Back before Rihanna had released Loud in 2010 she was quoted claiming that she and Katy Perry were going to work on a track together, and said: "We want to get in the studio and hopefully make so... more info

411 Mania — Yes, it has its own trailer... more info

Perez Hilton — Yeah, that's right. Music videos have gotten to being SO EPIC, they need trailers. We approve! Next Wednesday, Katy Perry will bring us her next triumph in masterful music video making with the video for her new single, Part of Me. Judging by the son... more info

Starpulse — Katy Perry is showing off her fighting spirit following her split from Russell Brand by posing as a crack commando in her new military-themed promo. The I Kissed a Girl hit-maker is currently in ... more info

ContactMusic — Katy Perry is showing off her fighting spirit following her split from Russell Brand by posing as a crack commando in her new military-themed promo The I Kissed a Girl hitmaker is currently in the midst of a divorce from the British funnyman after th... more info