Adam Levine and Behati Prinsloo are officially husband-and-wife.

TheMaroon 5 singer and his supermodel girlfriend wed at Flora Farms in Cabo San Lucas Saturday night, where singer Stevie Nicks -- who is set to join Adam's team on the next season of "The Voice" as an advisor -- reportedly performed for the couple.

The couple kicked off their big weekend with a party on Friday night, and celebrity guests included Robert Downey, Jr., Jason Segel, Jonah Hill and Levine's Maroon 5 bandmates, along with supermodels Coco Rocha and Erin Heatherton.

The happy couple will now jet off to South Africa, where they'll honeymoon, according to E! News.

Levine and Prinsloo began dating two years ago, and the singer proposed last July.