I think Vidya and Bipasha are Kajol's age. 35-36. Kangana is celebrating her 23rd birthday for the last 4 years. This year I guess she turned 24.
Anyone remember Mallika Sherawat's Air India picture and according to that she must be 39-40 now. http://www.missmalini.com/2009/04/01/the-number-game/