Comic Relief USA was a non-profit charity organization hosted in part by a stand-up comedian who rose to fame in what television series?
Robin Williams Robin McLaurin Williams (July 21, 1951 – August 11, 2014) was an American stand-up comedian and actor. Starting as a stand-up comedian in San Francisco and Los Angeles in the mid-1970s, he is credited with leading San Francisco's comedy renaissance. After rising to fame as Mork in "Mork & Mindy" (1978–82), Williams established a career in both stand-up comedy and feature film acting. He was known for his improvisational skills.
Rich Hall Richard Travis "Rich" Hall (born 10 June 1954) is an American comedian, writer, and musician, first coming to prominence as a sketch comedian in the 1980s. He wrote and performed for a range of American networks, in series such as "Fridays", "Not Necessarily the News" (popularising the "sniglet" neologism), and "Saturday Night Live".