Simbu's cameo in Dhanush's Kaakka Muttai

'Kakka Muttai' is an upcoming film jointly produced by Vetrimaran's 'Grass Root Film Company' and Dhanush's 'Wunderbar Films'. The story of the film revolves around children. All actors including children will be newcomers. Kakka Muttai will be directed by Manikandan, who will also be the cinematographer. Music score by G.V. Prakash.

Simbu will be making a special 'cameo' appearance in the film as himself. The film shooting is nearing completion. Kakka Muttai is likely to hit the screens in December.