While Lajjo (Aditi Sharma) was in the train she sang a few lines from the song Ajeeb Dastan Hai, sung by Lata Mangeshkar in the film Dil Apna Aur Preet Parai 1960.
The group in the train were singing together a part of the song Mehndi Laga KeRakhna from Dilwale Dulhania Le Jayenge, sung by Sharukh Khan character , playback singers: Lata Mangeshkar and Udit Narayan