Aamir Khan and Zaira Wasim promoted their upcoming film 'Secret Superstar' at a multiplex in Delhi. Pics/Yogen Shah
Zaira Wasim was last seen in the Aamir Khan film 'Dangal'
Aamir Khan is also filming for 'Thugs of Hindostan'
Aamir Khan essays a flamboyant singer named Shakti Kumaarr in 'Secret Superstar'
Aamir Khan also helped director Advait Chandan to wrap-up post-production work on 'Secret Superstar'
Aamir Khan has revealed that Zaira Wasim was given guitar lessons to prep for her role in 'Secret Superstar'