"How great is that?" the Oceans 11 star tells PEOPLE

By Nate Jones
Updated August 28, 2014 11:10 AM
Credit: Dimitrios Kambouris/Wireimage

On the heels of Brad Pitt and Angelina Jolie‘s surprise wedding, many of their fellow A-listers are offering their congratulations to the happy couple.

“How great is that?” George Clooney, himself about to approach the altar, told PEOPLE. “I’m really happy for Brad and Angie and their whole family.”

Jolie’s father, Jon Voight, also released a statement. “It seems like it was a beautiful, simple ceremony with all the kids involved,” he said. “Must have been a lot of fun. I am very happy for them.”

Elsewhere on Twitter, more celebs Tweeted our their 140-character salutations. See the highlights, below:

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Brad Pitt And Angelina Jolie Wed In Private Ceremony