Kellan Lutz Gives K-Stew 'Breaking Dawn' Advice

Kellan Lutz has some advice for his future sister-in-law Kristen Stewart in the upcoming film The Twilight Saga: Breaking Dawn — embrace it!

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Kellan, who plays Emmet Cullen in the Twilight films, is excited to welcome Kristen into the Cullen clan.

Warning: Spoiler Below!

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After Kristen's character, Bella, marries Edward Cullen, Robert Pattinson, and gives birth to their child, she becomes a new vampire in the Cullen clan.

“I mean, I am all for her becoming a vampire,” Kellan told Access Hollywood at the Do Something Awards.

“She is gonna have a lot of fun roughhousing," he added about Kristen. "So yeah, just embrace it.”

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And while Twi-hards wait patiently for Breaking Dawn, they can catch Kellan (shirtless!) in his new film, Immortals.

“We, us gods, are pretty much semi-naked and wear skirts but the costumes are amazing, we have the best costume designer,” Kellan said. “The movie’s gonna be great.”

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Breaking Dawn has yet to even start filming, but Immortals is set for hit theaters Nov. 11, 2011.