Dating with down syndrome
He took over from the departed Richie Cunningham character, acting as counterpoint to Fonzie.
Cathy Silvers also joined the cast as Jenny Piccalo, Joanie's best friend who was previously referenced in various episodes from earlier seasons and remained as a main cast member until the final season.
Al Molinaro also left Happy Days in season 10 for Joanie Loves Chachi.
The show is the basis for the Happy Days musical touring the United States since 2008.In season 11, the story line of Richie and Lori Beth is given closure with the two-part episode "Welcome Home." Richie returns home from the Army, but barely has time to unpack when he learns that his parents have lined up a job interview at the Milwaukee Journal for him.However, they are taken aback when he tells them he prefers to take his chances in California to become a Hollywood screenwriter.Billy Warlock joined the cast in season 10 as Roger's brother Flip, along with Crystal Bernard as Howard's niece K. They were intended as replacements for Erin Moran and Scott Baio (who departed for their own show, Joanie Loves Chachi) and were credited as part of the semi-regular cast.Both characters left with the return of Moran and Baio, following the cancellation of Joanie Loves Chachi.