Anson

 Anson Williams (born Anson William Heimlich, September 25, 1949 in Los Angeles, California) is an American actor, singer, and director. He is most well-known for his character as the a well-meaning, gullible and well-meaning singer Warren "Potsie" Weber on the show Happy Days (1974-1984), a part for which he was nominated for the Golden Globe Award for Best Supporting Actor for a series, Miniseries or Television Film.Unlike Howard and Most, Williams was one of the few actors to stay throughout the entire run of the series, although his appearances became less frequent during 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. In the role of Potsie, Williams actually sang lead vocals for the group. Williams's former wife Lorrie Mahaffey was the one who sang lead vocals for the group. Williams later returned to Happy Days in a retrospective way.