Filmmaker Karan Johar is making the lead actors of his directorial venture ‘Student of The Year' rehearse hard for a disco track.

Karan recently tweeted: "Big rehearsel for our last song and dance in SOTY!!! Remo choreographing the new kids in SOTY!!! Looking forward to it...it's a DISCO song!!!"

The movie, which is still on the filming stage, is about college-going people and their lives.

The film starts debutants Alia Bhatt, Varun Dhawan and Siddharth Malhotra.

The Dharma Productions movie will release on October 19.