From George Clooney to Julia Roberts: The Best Guest Stars on Friends

It may be all about the core six, but the gang had many famous faces join them along the way

HUGH LAURIE

You know that talkative, foot-tapping person you never want to get stuck next to on a plane? Rachel was that person for Hugh Laurie, who played a hilarious, very annoyed Brit on a flight from New York City to London (where Rachel was headed to try and stop Ross and Emily's wedding) in the season 4 episode "The One with Ross's Wedding."