Shiv Sena MP Ravindra Gaikwad speaks in the Lok Sabha in New Delhi on Thursday. Pic/ PTI

New Delhi: Lok Sabha today witnessed utter chaos as Shiv Sena members, including Union Minister Anant Geete, surrounded Civil Aviation Minister Ashok Gajapathi Raju after he refused to heed to their demand for revoking the flying ban on their colleague Ravindra Gaikwad.