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 role in Happy Days (1974-1984), in which he played the character of Warren "Potsie" who was a charming and well-intentioned singer. His appearances decreased in subsequent seasons. Richie, Potsie and Ralph make up a band that plays at Arnold's Drive-In, as well as other places, in some episodes. As Potsie, Williams actually sang the lead vocals of the group. Williams's first wife Lorrie Mahaffey was the singer who sang lead vocals in the group. Williams later returned to Happy Days in a retrospective way.