Autistic adult Rizwan Khan, played by Shah Rukh Khan, proposes to florist Mandira, played by Kajol, at one of the most picturesque locations in US.
In the film's climax, Imran Khan's Jai proposes to Genelia's Aditi, at an airport, as both finally realize they love each other.
Emraan Hashmi's Arjun proposes to Sonal Chauhan's Zoya in the middle of the road, as the song "Zara Sa" plays in the background.
Shah Rukh Khan's Aman pretends to read Saif Ali Khan's Rohit's diary to Preity Zinta's Naina, but ends up professing his own love for her instead.
Upon realizing that he still loves her, Saif's Jai returns to India, and rekindles his romance with Deepika's Meera, at a UNESCO World Heritage Site.