John Witherspoons cause of death has been confirmed as a heart attack. His death certificate states that his immediate cause of death was myocardial infarction, a medical term for a heart attack. Laughter is the medicine for our mind, body and soul, Ice Cube said during his eulogy. He was going to turn it into magic and that was his true gift.See more on Witherspoon below. RELATED CONTENT:John Witherspoon's Celebration of Life: David Letterman, Ice Cube and More Honor the Late ComicRemembering John Witherspoon: A Look Back at 'America's Dad' on 'Friday' Set

Hollywood stars came out to celebrate the life of late comedian and actor, John Witherspoon, on Tuesday. Letterman, who was godfather to Witherspoons son, John David, commenced the ceremony with an opening monologue. JOHN WITHERSPOONS FUNERALThe Friday crew was present to honor John Witherspoon at Forest Lawn in Hollywood Hills. David Letterman is giving the opening monologue - he was close to John and godfather to John's son John David. RELATED CONTENT:Remembering John Witherspoon: A Look Back at 'America's Dad' on 'Friday' SetIce Cube, Marlon Wayans and More Honor Late Actor John Witherspoon

Actor John Witherspoon has died, but his legacy as America's dad will live on. Witherspoon's real-life experience as a dad definitely translated onscreen, as he was best known for playing Ice Cube's cranky but beloved dad in the Friday series. Anyone that knows me knows how much I love pops. 'Pops pops sugar pops.' RELATED CONTENT:Ice Cube, Marlon Wayans and More Honor Late Actor John WitherspoonJohn Witherspoon, Beloved 'Friday' and 'The Wayans Bros.' Star, Dead at 77

"It is with deep sadness we have to tweet this, but our husband and father John Witherspoon has passed away," the statement read. It is with deep sadness we have to tweet this, but our husband & father John Witherspoon has passed away. - The Witherspoon Family pic.twitter.com/ov9P34kaMn John Witherspoon (@John_POPS_Spoon) October 30, 2019His son, J.D. Pops pops sugar pops. Rest well King. #JohnWitherspoonpic.twitter.com/7m4y17JdIk Rickey Smiley (@RickeySmiley) October 30, 2019FUUUUUCCCKKKK RIP John Witherspoon One of the nicest funniest dudes Ive ever known.

Celebrated comic actor John Witherspoon, best known for his iconic role as Willie Jones in the Friday series, has died. "John used to say Im no big deal, but he was huge deal to us.It is with deep sadness we have to tweet this, but our husband & father John Witherspoon has passed away. - The Witherspoon Family pic.twitter.com/ov9P34kaMn John Witherspoon (@John_POPS_Spoon) October 30, 2019Witherspoon began his stand-up comedy career in the 1970s, where he made friends with some of the biggest comics working in the industry at the time. His biggest TV role came when he played the father to Shawn Wayans and Marlon Wayans on the WB sitcom The Wayans Bros. "So...my Dad died today & honestly Im not sure how to feel.