 TL;DR: The Beatles Stuart Sutcliffe fell in love when The Beatles performed in Hamburg. Paul McCartney and Stuart Sutcliffe didnt always get along. Paul McCartney said he worried Stuart Sutcliffe would come back to haunt him. Stuart Sutcliffe and Paul McCartney CollectMirrorpixMirrorpix via Getty Images; Jeff HochbergGetty Images Stuart Sutcliffe played guitar for The ... Paul McCartney and Stuart Sutcliffe Had a Terrible Fight... 