Actor Nawazuddin Siddiqui, who is sharing screen space with Big B in "Te3n", says working with the megastar is a motivation in itself.

Â`Truly amazed by the character played by #SrBachchan in #Te3n. This is the reason we regard you as the best #respect #motivation,Â` Nawazuddin tweeted.

The "Sholay" star is currently busy shooting in Kolkata for the upcoming film, which also features Vidya Balan.

"Te3N" is helmed by Ribhu Dasgupta and produced by Sujoy Ghosh.