A huge congrats are in order for our girl Rosa Acosta! The model/actress/fitness guru has officially opened her own store at 7600 Melrose Blvd. in Los Angeles. Cossamia will feature unique fashion picks by designers Geebin Flores and Angel Brinks, as well as fitness pieces from Rosa’s “Body by Acosta” line. Over the weekend, Rosa celebrated with a ribbon cutting ceremony at the store, attended by the likes of Somaya Reece, singers Anjali World and Kreesha Turner, Love & Hip-Hop: Hollywood star Nastassia Smith and more. Check out some pics from the event in the gallery. Keep killin’ ’em, Rosa!