EO Brad Grey’s Cassandra, Carole Bayer Sager and Lorraine Paramount wife Schwartz gave a private dinner at Cassandra's Violet Grey store on Melrose. Jack Nicholson, seated with model Erin Wasson and Eva Mendes, held court as superstar Pharrell Williams (Gn his Vivienne Westwood “Mountain” hat) and Anjelica Husto