Perry parties with celeb friends

Los Angeles, June 28 (IANS)Singer Katy perry says she had a good time with Robert Pattinson, Justin Bieber and Selena Gomez after screening of her movie "Katy Perry: Part of Me".

The group of celebrities met at the Chateau Marmont Hotel Tuesday and later went to celebrate opening of actor David Arquett's new nightclub, Booty Bellows, reports contactmusic.com

"Rob and Katy are good friends so he was happy to celebrate with her, it wasn't just the four of them, but everyone was close,"

usmagazine.com quoted a source as saying.

Pattinson is reportedly keeping in touch with Perry ever since her split from British comedian Russell Brand but just as a good friend.

"He's just checking in on her. It's not romantic at all. They're friends," the source said.