On the TV show Happy Days who was Chuck?

Answer:
Chuck was Richie's older brother who sat down with the family in season two and was never seen or mentioned again. Chuck was suppose to be Richie's mentor but after the success of The Fonz. He was written out of the show. He was played by Gavan O' Herliy in the first season and Randolph Roberts in the second season.
Contributor: William
First answer by ID1195123417. Last edit by William Harper 2012. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 2 [recommend question].