Updated On: 29 August, 2015 02:04 PM IST | | IANS
<p> Actor Imran Khan,, says shooting the 'Lip to lip' song with Kangana Ranaut for the movie Katti Batti, left him 'exhausted'; describes it as the 'most physically demanding thing' he's ever done</p>

Imran Khan and Kangana Ranaut
New Delhi: Actor Imran Khan, who is making a comeback to the silver screen after almost two years with Nikhil Advani's "Katti Batti", says shooting the "Lip to lip" song with Kangana Ranaut for the movie, left him "exhausted" and describes it as the "most physically demanding thing" he's ever done.

Imran Khan and Kangana Ranaut