Big boys at the beach!

New dad Matt Bellamy took fiance Kate Hudson's son Ryder to the beach in Malibu, Calif. on Monday. The Muse frontman, 33, and Ryder, 7, looked happy and at ease with each other by the water.

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On July 9, Hudson, 32, gave birth to Bingham "Bing" Hawn Bellamy in Los Angeles. "Mum was a warrior," Bellamy tweeted Thursday. "Bing popped out after 4.5 hours of intense pushing!"

PHOTOS: Weird celebrity baby names

The proud dad also explained how he and the Oscar-nominated actress decided upon their son's name. "Bingham is my mum's maiden name," he tweeted of his mother Marilyn. "And Bing Russell was Kurt [Russell's] dad. Family connections all around!"

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