Having the best week ever, can probably take it’s toll on your body as Kanye West is learning. ‘Ye hit the stage tonight for SNL‘s 40th celebration with a medley of “Jesus Walks,” “Only One,” and his latest single ‘Wolves,” where he was accompanied by Vic Mensa and Sia. His voice was an obvious issue, but when you just launched a shoe, rocked a concert, and a fashion show all in 3 days the excitement can easily get to you.