Uh.. Brain Fart? : Jay Z Forgets 'No Church in The Wild' Lyrics [VIDEO]

During Jay Z's 'Magna Carta' tour opener in Manchester, 'No Church in the Wild' played while Jay Z skipped around lyrics in attempt to remember the 'Watch The Throne' song.

With all the songs the rap legend has created, he is excused to miss a few bar here and there. Or is he?