Taylor Swift and Calvin Harris have sadly ended their relationship after 15 months. Needless to say, we're devastated by the news and already looking back on the long list of sweet moments they've shared. There were several cute outings after that first fateful outing in Nashville, including the singer's big Fourth of July weekend and the Billboard Music Awards, where they were all about the PDA. They weren't shy about bringing their love to social media, and even spent an amazing night partying after the Grammys this year following Taylor's big win. To help cope with this great loss, keep reading for even more.