Archie's friend Bill makes a reference to Pablo Casals and Pablo Picasso. Both men died later that year.
Larry Storch, a year OLDER than Carroll O'Connor in real life, outlived him by over 20 years, dying in 2022 at age 99. Storch also outlived the two nonagenarian Pablos referenced in the show, Picasso (91), and Casals (97),
Archie was only 49yo
when this episode aired...
Arlene Golonka, who plays Larry Storch's date, also played Larry's F-Troop co-star Ken Berry's girlfriend for three years on Mayberry RFD.
The pinball machine in Kelsey's is "Grand Slam" by D. Gottleib & Co. , 1972