The post Malcolm-Jamal Warner was Gen X’s big brother appeared first on Salon.com. Take a look inside the rock icon’s final days before his tragic passing. Rosie Roch, a cousin to Prince William and Prince Harry, has died at the age of 20, according to multiple outlets.

The actor, who died Sunday at 54, was best known for his role as Theo Huxtable, the only son of Cliff and Clair Huxtable, who was based on creator Bill Cosby's son.