What U Gon' Do

"What U Gon' Do" is a song by Lil Jon & the Eastside Boyz, released in November 2004 as the lead single from their album Crunk Juice and features Lil Scrappy.

The track reached number 22 on the Billboard Hot 100, number 8 on the Hot Rap Tracks chart, and number 13 on the Hot R&B/Hip-Hop Singles & Tracks chart.

Two remixes to the song were an addition to the Crunk Juice bonus remix CD: a Jamaican remix featuring Elephant Man and Lady Saw and a Latino remix featuring Pitbull and Daddy Yankee. The Latino remix became the official remix.

The song appeared in a season one episode of The Andy Milonakis Show when Lil Jon guest starred.