2. Cheers

Beloved sitcom 'Cheers' ran for 275 episodes in the 1980s and 1990s and made household names of Ted Danson, Shelley Long, Nicholas Colasanto and Rhea Perlman.

The show was set in a Boston bar and focuses on the lives and tribulations of the regulars and the bar staff.

The final episode was 'One for the Road' which was 98 minutes long and attracted an audience of 80.4 million viewers.