Shah Rukh Khan and Katrina Kaif groove in Ishq Shava from Jab Tak Hai Jaan

Here's a look at the new dance number Ishq Shava from the film Jab Tak Hai Jaan, featuring Shah Rukh Khan and Katrina Kaif. The song is composed by A R Rahman and penned by Gulzar. Video courtesy: NDTV