3rd Rock from the Sun

The Big Giant Head Returns Again (1) (5x21)

Air date: May 23, 2000

It's troubled relationship time in the season closer. The Solomons' supreme commander arrives with a troubled marriage to Vicki and a surprise for one of the gang: he's in love. Meanwhile, Harry summons up the courage to ask new police recruit Janice out on a real date; and Sally becomes convinced that Alissa is preparing to dump Tommy.