Kanye West was in attendance at the basketball game between his hometown team Chicago Bulls and Cleveland Cavaliers yesterday.

Pitchfork reports that not only did the rapper introduce both teams at the beginning of the game, but he jumped up from his courtside seats during a break in play in the first quarter for an impromptu performance of his recent single 'All Day'.

It doesn't appear that anyone asked for it, but… well, that's never mattered to Kanye before.

Watch it below: