Beyoncé featured a dedication to Malcolm-Jamal Warner, the "Cosby Show" actor who died Sunday in Costa Rica, on her personal website.

The Malcolm-Jamal Warner said previously that his proudest achievement wasn't his memorable work as Theo Huxtable on "The Cosby Show."

Malcolm-Jamal Warner, who played Theo Huxtable on "The Cosby Show," has died at 54, with Bill Cosby reflecting on their relationship and Warner's professionalism on set.