Ronnie Ortiz-Magro, a star of MTV’s Jersey Shore, has pleaded not guilty to an aggravated assault charge stemming from a Sept. 4, 2009 altercation in Seaside Heights, N.J. The altercation was partially broadcast on Season 1 of Shore. (Ortiz-Magro knocked opposing combatant Stephen Izzo unconscious during the fight, and in addition to the assault charge, Izzo has filed a lawsuit against Ortiz-Magro, Shore‘s producers, and the network.) The Superior Court scheduled a status conference for Ortiz-Magro for March 7.