Smith's vehicle was struck head-on just outside Oklahoma City by a man who was driving the wrong way down I-240. According to reports, the other driver was hospitalized and has been charged with driving under the influence.
Among Smith's more memorable moments on Idol were a performance of Earth, Wind & Fire's "Let's Groove," as well as his repeated chants of "Hercules! Hercules!" during his run on the show.
Watch Smith's American Idol Country Week performance above.