What happens when you put members of a crazy dysfunctional Punjabi family on a luxury cruise trip? Come find out in the star studded trailer of one of the most anticipated films of 2015, 'Dil Dhadakne Do' starring Farhan Akhtar, Priyanka Chopra, Ranveer Singh, Anushka Sharma, Anil Kapoor & Shefali Shah.