'Jab Pyaar kiya Toh Darna Kiya' (full video song) Salman Khan - Kajol br br Enjoy this beautiful title song of Jab Pyar Kiya Toh Darna Kya starring Salman Khan, Kajol in lead roles. This romantic song is sung by Alka Yagnik and Kumar Sanu. The other actors of the movie Arbaaz Khan, Anjala Zahaveri, Dharmendra.