The only thing better than seeing A-Trak in a bumping club is partying with A-Trak in a big-ass museum. Tonight, Kanye's DJ of choice tears up the turntables with his signature blend of crunk, punk, and funk, after shining the spotlight on his Fool's Gold label signee (and significant other) Kid Sister. The manicured new priestess of hip-pop drops lyrics live, while her Windy City neighbors the Cool Kids check retro street beats and bass-fat tunes to pop and lock to.