Obsolete flies when you’re in love! Demi Lovato and Wilmer Valderrama, who father spent the last week on the slopes, celebrated six years together on Jan. 10, and the unite took to Instagram to share a series of adorable posts. “Six,” Demi captioned a snuggly bark at in bed, later posting an aww-inducing montage of six photos (one for every year they’ve been together) and an loved mountaintop kiss (read: kiss attempt). Though their relationship has been shared with its fair share of challenges, we’re glad to see that Demi and Wilmer are numerous in love than ever — hey, Wilmer, where is the ring? Keep scrolling to see their anniversary ideas, and then check out even more of their sweetest Instagrams.