Rihanna and her pal-Katy Perry  brought pop to live last night (Saturday) as the But the two big chart rivals stepped out to enjoy a girls’ night out at OPUS nightclub in New York City.

Rihanna, 27, wore a colourful gauze minidres which gave those fine legs the attention they deserve—and for Katy, 30, she showed off her stomach in a floaty crop top and a pair of silk patterned trousers.

After an evening of partying, the two super stars left the venue separately.

Flip to the next pages for the photos…