George Clooney’s fans were only treated to one Halloween costume from the actor over the weekend — but the star says he waskind ofdressed up in the comfort of his own home during the first night of festivities.

He continued to the outlet, joking, “It was a fantastic costume. Oh, so much fun, you could imagine the fun I had last night.”

Clooney, 57, andwife Amal Clooneysharetwins Alexander and Ella,16 months — presumably those responsible for the dirty diapers.

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Casamigos & CATCH Halloween Party at CATCH Las Vegas in ARIA Resort & Casino

The actor enjoyed the festivities on Saturday, though, for Casamigos’ second party in Las Vegas — where he spoke to ET.

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Casamigos Halloween Party At CATCH Las Vegas At ARIA Resort & Casino

Clooney and Gerber, 56, dressed as pilots, wearing sleek shades, professional suits and black and gold caps. Gerber’s wife Crawford, 52, completed the group costume as a flight attendant.

Opening up about Halloweens past, Clooney told ET, “Oh, I’ve done some terrible costumes. I went as a milk carton with my face sticking out the side that said ‘Have you seen this child lately?’ That was a bad one.”

The Beverly Hills Casamigos party on Fridaydrew a star-studded crowd, despite Clooney’s absence. In attendance were Gerber and Crawford’s kids, Kaia Gerber and Presley Gerber, as well as Sean “Diddy” Combs, Dave Grohl, French Montana, Harry Styles, Olivia Munn, Zoë Kravitz, Michelle Trachtenberg, Ed Norton and wife Shauna Robertson, Kelsey Grammer, Will Forte and Jeff Probst.

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RELATED GALLERY: “I’m a Very Good Diaper Guy” and Everything Else George Clooney Has Said About Fatherhood

Clooney has previously opened up about some of the parenting responsibilities he’s taken over since welcoming the twins last June.

HetoldThe Hollywood Reporter, “I’m a very good diaper guy, which I didn’t expect.”

source: people.com