Poll: Titular TV Twosomes (Mixed Gender)

Which Titular TV Twosome (Mixed Gender) were/are your favorites? Discuss here: http://www.imdb.com/board/bd0000088/flat/230982299 P.S. Look also for polls on Titular TV Twosomes (female), Titular TV Twosomes (Animated/Children's), and Titular TV Twosomes (male).