Rihanna in Matthew Williamson red lace dress

Rihanna has been partying in Miami for the last few days and she hit up LIV nightclub in a red lace mini dress by Matthew Williamson from his Resort 2012 collection. Looks like she had a great time!

Matthew Williamson Rainbow satin and crochet-appliqu├ęd lace dress

The dress is made of satin, features crochet applique and is available at Net-A-Porter.

fan photo via rihanna-diva.com