guess wad.. i found out something with my own eyes and brain. figured it out today only.. the office used in Jab We Met, Laaga Chunari Mein Daag & Vivah is the SAME! hah, bet u wud only know if you're as observant as me! well you see the similarity between all three movies is that, they use the same office and to figure that out is that STAIRCASE. the staircase!! ok lame but ya its the staircase.. thats it.