By Radar Staff

Let them eat cake!

Ashton Kutcher celebrated his 34th birthday Tuesday on the set of Two and a Half Men in Los Angeles and was surprised with a birthday cake from the cast and crew.

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And of course, Kutcher took to Twitter to post a picture of it and gush: “Love my coworkers!”

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Meanwhile, Kutcher’s estranged wife, Demi Moore, remains in treatment after her very public recent meltdown.

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• TAGS

• Ashton Kutcher
• celebrity birthday
• Demi Moore
• Tiwtter
• Two and a Half Men