A list of possible sketches
Parking and hooking up motor home(Harry is a novice rv'er ,knocks over elec pedestal, cracks water pipe etc.)
Computer club class (this could be a lead in to "Harry gets his computer fixed"
Line dancing( harry takes lessons in crowded room 4..dances right out the door)
Clogging ( harry starts out slow but soon gets the double towing..closeups of some elses feet in harry's shoes
Ball room dancing
Wood working
Tennis
Shuffle board
Wood carving
Silversmithing
Billiards( lots of possibilities here, impossible pool shots, ripping table top etc.)
Exercise room
Walking club
Genealogy club
Hanky-Panky in the hot tub ( its Harry's and Mary's anniversary after all. They get a surprise or they surprise somebody else..getting the lighting will be a problem as well as staying in the bounds of good taste.)
Water volley ball ( could be incorporated in the chase scene)
Big chase scene ala Kingstone cops and Benny Hill
Writing seminars( could be incorporated in the frame story)
Betcha you could think of some more sketches!