Patty needs to have her tonsils removed and her surgeon just so happens to look like Troy Donahue, much to Patty's delight.
Did You Know?
Cathy walks in during the kitchen scene where Patty is explaining puppy love to Richard. She first walks right-to-left with her double's facial profile exposed. She then returns walking left-to-right with her double's full face exposed, clearly showing it is not Patty Duke. See more