See How Demi Lovato Celebrated Her 22nd Birthday!

Demi Lovato and Wilmer Valderrama celebrate her birthday at Disneyland
Grosby Group

Demi Lovato celebrated her birthday in true Disney princess fashion!

Lovato spent her 22nd birthday at the Happiest Place On Earth, Disneyland! Dressed in a Darth Vader outfit (complete with mouse ears), the singer and her boyfriend, Wilmer Valderrama, spent a fun day walking the Anaheim, Calif. park and scaring themselves silly on roller coasters like Splash Mountain. Valderrama also dressed for the occassion, matching his girlfriend in a festive Mickey Mouse t-shirt.

On Wednesday, Valderrama, 34, took to Instagram to wish his lady a happy birthday in the sweetest way possible.

Alongside a picture of the couple in matching onesies, he wrote: "Wishing you happy birthday would never come close to all the inspiring things I wish for your life," he said. "We laugh our asses off... While we do all we can to better everything around us.. Love you through all."

Hope you had a wonderful birthday, Demi!