Wilmer Valderrama Brags About Girlfriend Demi Lovato: 'She's Gonna Redefine Pop Culture'

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Wilmer Valderrama believes in Demi Lovato so much!

The 35-year-old Minority Report actor opened up about his "Cool For The Summer" singer girlfriend to ET at Comic-Con, and he's expecting big things from her in the upcoming year!

WATCH: Demi Lovato Falls Hard During Pool Party Performance

"I think Demi is on a path for, you know, mega-stardom," Wilmer told Kevin Frazier, when asked about Demi replacing Ariana Grande as a halftime performer for the MLB All Star Game. "I think she's gonna redefine pop culture in a level that people can't even expect next year, for sure."

That's a big promise and we can't wait to see what that means!

Demi has talked at length about Wilmer being in her corner in the past, even as the 22-year-old battled addiction, bi-polar disorder, and an eating disorder.

WATCH: Demi Lovato Bares All in Bondage Bra and Daisy Dukes

"He never takes credit for my sobriety," she said in May. "But I guarantee I wouldn't be alive without him today."

These two are so incredibly sweet together!

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Also, can we talk about how tough Demi is? Watch how she bounces back from this nasty looking fall below.