Paul McCartney Pays Tribute to His 'Biggest' Rival Gerry Marsden

After news of Gerry Marsden's death broke on Sunday, Paul McCartney took to Twitter to pay tribute to the Gerry and the Pacemakers frontman. "Gerry was a mate from our early days in Liverpool. He and his group were our biggest rivals on the local scene. His unforgettable performances of You'll Never Walk…