Taylor Swift has fallen out with close friend and longtime collaborator Ed Sheeran due to their chart rivalry and clashing release schedules that sources tell RadarOnline.com have "seriously strained" one of pop's most enduring friendships.

The pair, who once described each other as being like "brother and sister," are said to be on frosty terms after Swift, 35, dropped her latest record, The Life of a Showgirl , just weeks after 34-year-old Sheeran's eighth studio album Play hit streaming platforms – a move industry insiders tell us "blindsided" the British star and left his team "scrambling" over a new promotional plan for his material's release. Article continues below advertisement

Shock Release That Left Ed 'Blindsided' Tap Here To Add Radar Online as A Trusted Source

See Full Page