Who's that lady behind those Foster Grants! That's "Shirley Feeney" herself Cindy Williams and she's changing moods for Harold with those Mood Makers! Funky shades and funky shag hair! From 1972.
Milwaukee Journal Sentinel columnist Jim Stingl hits a few sights with Anson Williams, who played Potsie on Happy Days, and Cindy Williams, who played Shirley in Lavern and Shirley.