The lead actors of upcoming film ‘Tevar’, Arjun Kapoor and Sonakshi Sinha promoted their film at IIT Mumbai’s techfest recently. The three day techfest of IIT Mumbai kicked off yesterday on January 2 at suburban area of Powai in Mumbai. The duo entertained the audience with some dialogues from the film and they even danced on the songs from ‘Tevar’. Their performance on ‘Superman’ song got the audience cheering.