Aamir Khan and Shah Rukh Khan's rivalry is well known at the box office.Shah Rukh has always claimed that he is the King of the box office whereas Aamir has always let his work speak for itself.If Shah Rukh gave Om Shanti Om and Chak De last year, then Aamir surprised everyone with his directorial debut, Taare Zameen Par .Now, the two have taken their rivalry to another level -- brands.While Shah Rukh is the brand ambassador of Dish TV, Aamir is representing Tata Sky.And like Shah Rukh, Aamir t   read more »