Updated On: 09 June, 2015 11:02 AM IST | | PTI
<p>'Piku', a Bollywood rib-tickler, which has Amitabh Bachchan portraying an old man Bengali man suffering from anxiety disorder due to constipation, had President Pranab Mukherjee in splits on Sunday.</p>

Amitabh Bachchan and President Pranab Mukherjee
'Piku', a Bollywood rib-tickler, which has Amitabh Bachchan portraying an old man Bengali man suffering from anxiety disorder due to constipation, had President Pranab Mukherjee in splits on Sunday.

Amitabh Bachchan and President Pranab Mukherjee