"There's only one rule, and that rule is don't kill T-Pain," T-Pain said. He played songs like "Freeze," "Good Life," "Blame It," and "Bartender," He conducted the audience through a medley of covers ...

Walking by the Bud Light stage at 4:30 p.m., one might have thought Chicago was experiencing an earthquake — but instead it was T-Pain delivering a heart-thumping performance. He opened his set with ...