After six years together [1], Demi Lovato [2] and Wilmer Valderrama [3] have broken up. The couple announced the news on Twitter [4] with a heartfelt note that said they remain friends and supportive of each other.

During their long-term relationship, the singer and actor went through it all — Wilmer stayed by Demi's side [5] and gave her tough love when she needed it through her battles with bipolar and eating disorders — often showing their support and adoring feelings for each other with sweet messages on social media, congratulating each other on their achievements and even on their incredible physiques [6].

To celebrate their love, which we're sure remains unchanged, let's take a look back and remember the couple's sweetest moments. Keep reading to see their cutest photos, and then check out little-known facts about Demi [7] and her impressive style evolution [8].