Complex sentence: Rogan Gregory signed on as creative director, and after Barneys and Saks Fifth Avenue agreed to share an "exclusive" to sell the brand's first collection, celebrities like Naomi Campbell, Moby and Julian Schnabel came to the brand's launch party.
Split into simpler sentences: Rogan Gregory signed on as creative director, and Barneys and Saks Fifth Avenue agreed to share an "exclusive" to sell the brand's first collection. Celebrities like Naomi Campbell, Moby and Julian Schnabel came to the brand's launch party.