The heart is a monkey) is a 1967 Indian Tamil-language satirical film directed by A. T. Krishnaswamy and produced by T. V. Arasu.

Maruthayi is a village-based vegetable seller who, by sheer accident, becomes an actress named Mallika Devi.

It was Gopinath, a wealthy socialite, who made her an actress as he laid a challenge that he would transform a vegetable seller into an actor if his regular heroine exited at the last second.

Murgesa realises that Maruthayi has a new status; when he tries to meet her, Gopinath discourages him, and he returns to his village.

[12] Despite facing competition from other Pongal releases such as Kandhan Karunai, Pattathu Rani and Penne Nee Vaazhga,[11] the film emerged a commercial success.