There has been a lot of anticipation surrounding the trailer of Shah Rukh Khan-starrer ‘Zero’. Reports suggest that director Aanand L Rai has confirmed to release the trailer of SRK’s dwarf film on the superstar’s birthday on November 2. During Eid in June, SRK treated fans with a teaser of ‘Zero’ and he plans to gift them yet another glimpse of the film as he turns 53. The shooting of ‘Zero’ has wrapped up and the film is in its post-production stage, raring to release on December 21. While Shah Rukh plays a vertically challenged role in the film, he will be supported by Anushka Sharma and Katrina Kaif.