Laal Singh Chaddha trailer out: Aamir Khan-Kareena Kapoor's film is all heart and happy tears

'Laal Singh Chaddha', which also stars Mona Singh and Chaitanya Akkineni, has been shot at multiple picturesque locations across India. With the film, Aamir and Kareena have reunited on-screen 13 years after the 2009 hit film '3 Idiots'.