Both Dave and Jay watch Johnny's farewell speech.
Red mentions that the last episode with Johnny was the last time he made love with his wife.
Bette Midler's performance of 'Here's That Rainy Day' is referenced during interview with Doc Severinsen.
A woman posted a story on Facebook about her prom date making an excuse so he could go home and watch the last episode hosted by Johnny
The "Tonight Show Starring Johnny Carson" finale is #10.