Alia, Katrina, Anushka join forces for Irrfan Khan's Angrezi Medium

Since Irrfan Khan is undergoing treatment and is unavailable for film promotions, Bollywood's leading ladies including Katrina Kaif, Alia Bhatt and Anushka Sharma have got together for a special song Kudi Nu Nachne De, extending support to Irrfan's Angrezi Medium.