Actor and comedian Sunil Grover on Thursday penned down a heartfelt note for brother Anil Grover in his film 'Dunki' co-starring Shah Rukh Khan, released today.

Taking to Instagram, Sunil shared a poster of 'Dunki' which he captioned, "'Dunki' day today. Every SRK sir's movie has been special to me. And this one is made by my favourite director Mr. Raj Kumar Hirani. It can't get bigger. And this one has one more AND, and that is, my younger brother Anil Grover is part of this film. Look at the poster you will know ;). Mere Rabba!! It can't be more special."