From Howard Cosell to Betty White, these memorable guest stars helped make 'The Odd Couple' one of television's most ...

One of the most consistently entertaining sitcoms of the early 21st century was "Scrubs," following the medical staff at Sacred Heart Hospital. Though the gags come in fast and furious, often veering ...

Usually, when The Simpsons brings in a celebrity guest star like Lady Gaga or Mick Jagger or Leonard Nimoy or Barry White, it has them play themselves. But some of The Simpsons’ best guest stars ...

Guest stars can make or break an episode and these guest stars excelled so much they stole the show. Check out our list.

Forget about earning a star on the Walk of Fame, planting your feet in front of Mann's Chinese Theatre, or having a namesake hotdog at Pink's — the true status symbol in Hollywood these days is making ...

From 1994 to 2004, the hottest guest spot on TV for an A-list actor was “Friends.” After its premiere on Sept. 22, 1994, over the course of its 10-year run on NBC,“Friends” attracted some of the ...

As any die-hard Friends fan can tell you, the iconic sitcom had some of the most memorable guest stars of any TV series in history. Viewers never knew when one of their favorite stars might pop up in ...