The autograph seeker pleaded guilty to charges of misdemeanor assault and battery and possession of a switchblade in connection with Tuesday's incident.
E! Online said after getting Seacrest's autograph following an appearance at the hospital, Uzomah tried to follow the "American Idol" host to his car.
After police arrived on scene and ended the fight between Uzomah and the unidentified security guard, officers found a switchblade on Uzomah.
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