Not only did he appear within a self-satirical SNL 40 Wayne's World sketch dealing with last weekend's Album of The Year winner Beck 's near GRAMMY's acceptance speech-shattering events, Kanye additionally performed an emotional three-song medley towards the end of last night's 40th anniversary primetime special; Kanye appeared on stage, laying sprawled out across the stage floor under a dimly lit/low-hanging ceiling set-up performing "Jesus Walks" into a microphone dangling above his head. West slowly arose for the second segment of his medley — a fragmented chunk of his recent genre-blending collaboration with Sir Paul McCartney , "Only One" (suspiciously sans McCartney). For the third and final portion of his SNL 40 performance, Kanye was joined on stage by former Kids These Days emcee Vic Mensa and mysterious "Chandelier" songstress and in-demand producer, Sia for a dark, brooding animalistic performance of "Wol...