Popsugar Entertainment Tiktok Who Sings the "ABCDEFU" Breakup Song From TikTok? Where Was GAYLE's TikTok-Famous "ABCDEFU" Song When I Was Going Through a Breakup? 3 December 2021 by Victoria Messina View On One Page Photo 16 of 18 ADVERTISEMENT () Start Slideshow @chloebluffcakes Happy 19th 💕 it’s gonna be a GOOD day #Sing2gether ♬ abcdefu - GAYLE Share This Link Copy ← Use Arrow Keys → 16 Previous Next Start Slideshow TikTokMusic