Sanford and Son (1972)

S02E13 Fred & Carol & Fred & Donna

Fred and Donna have rekindled their on-again, off-again romance, and he asks her to dinner. However, when a charming saleswoman unexpectedly drops by, Fred, caught up in the moment, invites her to join him for dinner as well, completely overlooking Donna. Lamont, ever the schemer, steps in to create chaos, making sure Fred has to balance both dinner invitations while maintaining a facade.