18 Memorable TV Theme Songs

Cheers cast
Pictured: (l-r) Ted Danson as Sam Malone, Woody Harrelson as Woody Boyd, John Ratzenberger as Cliff Clavin, George Wendt as Norm Peterson, Rhea Perlman as Carla Tortelli in 'Cheers'
NBCU Photo Bank via Getty Images

A great TV theme song can tell you everything you need to know about a show in less than a minute. Better yet, if you can sing a few lines at work the next day and everyone joins in, you know you're on to something worth watching!