Aishwarya Rai, Juhi Chawla and Kajol have all done Pepsi commercials early in their careers. It’s almost become a sort of trend for Cola companies to cash in on popular upcoming stars and feature them in their ads. So it wasn’t much of a surprise when the flavor of the season — Ranbir Kapoor was signed on by Pepsi to appear in a commercial with Shah Rukh Khan.