Underrated episodes ... The Big Bang Theory was always lucky to get notable scientists to cameo on the show, including Stephen Hawking, who makes his first cameo in season 5.
The British scientist, who also made cameos in The Simpsons and Star Trek - had appeared in The Big Bang Theory before. Thursday night's episode marked the end of the show's 11th season.
Paramount has unveiled that “The Big Bang Theory ... episodes. On Dec. 27, the network will begin airing the series from 12-2 a.m. every night, starting with Season 4. On Jan. 1, MTV will ...