The 'Friends' actor had an interaction with the pop icon when he was a teenager, but it had nothing to do with show business.

David Schwimmer revealed one very awkward encounter with an A-list star! During an appearance on The Late Show with Stephen Colbert, the Friends star recalled a surprising job he had during his college days — working as a process server,

Though Schwimmer didn’t confirm who was divorcing the legendary British rock singer at the time, Stewart and his first wife Alana Stewart divorced in 1984. That same year, the actor would have been 18 years old.

David Schwimmer just revealed that he once served Sir Rod Stewart with divorce papers as he opened up about his pre-fame jobs. As you’re probably aware, 58-year-old David is now a hugely successful actor, with the star getting his big break when he was cast as Ross Geller in the hit sitcom Friends back in 1994.

Before "Friends," David Schwimmer certainly had some odd jobs. Aside from being a rollerskating server at Chicago's famed retro-style diner Ed Debevic's, Schwimmer worked for his mother Arlene – a divorce lawyer – as a process server,

While Rod Stewart is known as a successful British singer in a happy marriage with his current wife, Penny Lancaster, years ago, he had a surprising run-in with a young man who would go on to be a huge sitcom star,