Keshia Knight Pulliam is remembering her late “Cosby Show” co-star Malcolm-Jamal Warner, calling him her “big brother” in a heartfelt Instagram tribute.

Keisha Knight Pulliam is honoring her former "The Cosby Show" co-star Malcolm-Jamal Warner after his tragic death. In a touching Instagram post on Sunday, Pulliam shared a clip of Warner performing onstage at the City Winery in Atlanta, followed by footage of two young girls, believed to be each of their daughters, walking with a horse on a farm.

The Cosby Show star Keshia Knight Pulliam has paid tribute to her onscreen brother Malcolm-Jamal Warner following his untimely death. Warner drowned during a family holiday while swimming in the Caribbean off Costa Rica on Sunday, 20 July. He was 54.