A heat wave hits Morton and the bar's A/C is down. Kat insists on fixing it herself, even though she doesn't know how. Meanwhile, Linda wants Ty to be in her new show, "Two Hot" and Martin daydreams that Paulie is his boyfriend. When Allison suggests Paulie fix the A/C, things between her and Kat get heated, until they realize they're still very attracted to each other.