Anson Williams

 Anson Williams was born Anson William Heimlich on the 25th of September 1949, in Los Angeles, California, is an American actor and singer. He is most well-known for his part in Happy Days (1974-1984), in which he played the character of Warren "Potsie" who was a charming and well-intentioned singer. But his appearances diminished in the subsequent seasons. Richie, Potsie and Ralph are a group that performed at Arnold's Drive-In, as well as other locations, in a few episodes. Williams sang lead vocals as Potsie. Williams's former wife Lorrie Mahaffey was the singer who sang the lead vocals for the group. Williams later returned to Happy Days in a retrospective manner.