Frank’s Absence
Frank’s absence wasn’t referred to in the show. However, when asked, Mike stated that Frank wasn’t on the show because he had to undergo surgery on his back. This was believable, as this type of procedure comes with a long healing process.
Frank’s Health
Fans also noticed a few signs that Frank was suffering from his health. Looking back, it’s easy to see that Frank’s weight was becoming a little concerning, especially during the eighth and ninth seasons of the show.