Watch: Ayushmann Khurrana nails Amitabh Bachchan’s ‘Gulabo Sitabo’ tongue twister challenge like a boss, says ‘Baankey tongue twisters mein bhi mahir hai’

Amitabh Bachchan and Ayushmann Khurrana are leaving no stone unturned in promoting their film Gulabo Sitabo. A while back, Amitabh took to his Instagram page and shared a video wherein.....