I've been following this thread because I'm going through a similar experience, but with only two cats--Ritz resident cat for five years; Hercules, new cat.
No matter how small the room is, it is full of love. And Bob will know, sense this.
Vibes to you and Petey. (One of the cats we removed from the colony to socialize we named Petey cause he kind of looked like a pirate. I *loved* that cat, very affectionate, kind. Went to a good home.)
I'm getting a screen door...