Jay Z To Perform On SNL Season Premiere, And Launch 31-City '444 World Tour' - Tha WireJay Z To Perform On SNL Season Premiere, And Launch 31-City '444 World Tour' - Tha WireToday in Tha Wire JAY-Z has a gang of live shows lined up, headlining two festivals, to performing on SNL's season premiere, before launching his 444 World TourGina CookGina Cook