The war of the newcomers

call them the little ironies of life! or the little games life plays. in anupam kher's om jai jagdish, the replacement game went a bit wild this time when tabu was replaced by diya mirza, who was again replaced by newcomer tara sharma. and in another film tara was replaced by another newcomer natasha in tusshar kapoor's film directed by teja. now we wonder what's the 'name' of this particular game?