Brian Baumgartner's wedding to longtime girlfriend, Celeste Ackelson, was also a happy reunion for the cast of The Office.

John Krasinski, was there with his wife, Emily Blunt, and they were joined by a pregnant Jenna Fisher, Angela Kinsey and Oscar Nunez.

The groom played Kevin Malone on the hit show that ended its run last year.

Congratulations to the happy couple!