Farhan Akhtar, Shraddha Kapoor and Arjun Rampal star in the film

A three-city tour across Houston, New Jersey and California where band Majik comprising the cast of 'Rock On!! 2' — Farhan Akhtar, Arjun Rampal, Purab Kohli, Shraddha Kapoor — and composer trio Shankar-Ehsaan-Loy were to perform has been cancelled, sources have told mid-day.