Katy Perry parties with celeb friends

Los Angeles: 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. IANS