Jeff Bottari / Invision/AP 1 / 5
Jeff Bottari / Invision/AP 1 / 5

Kevin is hitched! Brian Baumgartner tied the knot with his girlfriend Celeste Ackelson on Saturday, April 26, a source confirms exclusively to Us Weekly.

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The newlyweds said "I do" at 5 p.m. PST in the actor's backyard. His former "The Office" costar Jenna Fischer and "Gossip Girl" alum Jessica Szohr were in attendance for the special occasion.

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Baumgartner, 41, is best-known for playing Kevin Malone on the comedy "The Office" from 2005 until its series finale in 2013. He's also appeared in "Mike & Molly," "Hot in Cleveland," and the film "License to Wed" with former NBC costar John Krasinski.

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This is the second marriage for the star. He was previously married to Julia Fischer, with whom he has one child.

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