Some of the most popular television series have been “spun-off” from other hit shows, such as Cheers and Frasier or All in the Family and The Jeffersons. But often, spin-offs don’t live up to their predecessors. Entertainment Weekly listed the 15 Worst TV Spin-offs Ever. I hadn’t heard of several, including Baywatch Nights and AfterMASH. What’s your least favorite spin-off? Do you have a favorite?