Superstar Shah Rukh Khan went on a rickshaw ride with his "Zero" co-stars Anushka Sharma and Katrina Kaif on the set. Shah Rukh on Friday tweeted a photograph in which he is seen riding a rickshaw with Katrina and Anushka as passengers. They seem to be enjoying the ride. "Best memories begin with insane ideas. Girls taking me along for a ride called 'Zero'. Aanand L. Rai, Katrina and Anushka Sharma," Shah Rukh captioned the image. The three stars are shooting for filmmaker Aanand L. Rai's upcoming movie "Zero". The film's teaser showcased Shah Rukh as a vertically challenged man who seems to be fond of Bollywood. Red Chillies Entertainment and Colour Yellow Productions have come together for the the film, produced by Gauri Khan. It will release on December 21.