Pratt & McClain's biggest hit single was the theme from the long-running ABC-TV series Happy Days. San Antonio,TX, native Truett Pratt started out singing in the church choir, then joined a rock band in high school. Pasadena, CA, indigene Jerry McClain also sang in the choir. Around the mid-'60s, McClain met Michael Omartian. They formed American Scene and recorded for Dot Records. In 1970, Omartian began a successful record producing career that came to include hits from Christopher Cross, Cher, Dion, Tom Johnston, Jermaine Jackson, Rod Stewart, Donna Summer, and Dionne Warwi...