Song alert—Forget everything and WATCH 'Ae Dil Hai Mushkil' title track!

New Delhi: Karan Johar's multi starrer 'Ae Dil Hai Mushkil' teaser casting- Aishwarya Rai Bachchan, Ranbir Kapoor, Anushka Sharma and Fawad Khan has already taken up the masses excitement up a notch with its unparalleled love quotient amongst the extremely talented and charismatic star cast!

Its title track sung by ever melodious Arijit Singh has already become the 'love anthem' of the year!

Finally, the video of this much awaited soulful track is out and it'll leave you awestruck!