Taylor Swift's friends always have her back. After news broke on Wednesday that the "Bad Blood" singer and her boyfriend, Calvin Harris, had split after 15 months of dating [1], the world was left slightly devastated. But while we're mourning the pair's sweet romance [2], Taylor's friends are doing everything they can to cheer her up. The star's childhood best friend [3], Abigail Anderson, who was also the subject of Taylor's song "Fifteen," took to Instagram on Wednesday to share a sweet message for her friend. "There are few things more significant or valuable than a friendship that will withstand the test of time," she wrote alongside a photo of a card that reads "My weird heart loves your weird heart." "Thank you for getting me. Always. @taylorswift." See the shout-out below, then see what other celebrity couples have called it quit this year [4].

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