I made a tape with a few sitcoms that have Valentine Day episodes, so since it's Valentine's Day...or for me...Single Awareness Day and Ash Wednesday...I may watch that video...it has...

Gimme a Break!-Valentine
Facts of Life-Cupid's Revenge
Home Improvement-Baby, It's Cold Outside
Full House-Little Shop of Sweaters
Family Matters-My Broken-Hearted Valentine
Friends-The one with the Candy Hearts
Frasier-Three Valentines

Any other good Valentine Sitcoms?

Mama's Family: My Phony Valentine