Ponnukku Thanga Manasu

Ponnukku Thanga Manasu is a 1973 Indian Tamil-language buddy film, produced by P. Madhavan and directed by Devaraj–Mohan. The film stars Sivakumar, Jayachitra, Vijayakumar and Vidhubala, with Manorama, K. A. Thangavelu and M. R. R. Vasu in supporting roles. It was released on 2 June 1973. The film was remade in Malayalam as Bhoomidevi Pushpiniyayi.

Plot
Ramu is a poor orphan who dreams of becoming a collector. Shankar, his rich best friend, assists him financially and by providing him a place to stay. Geetha and Shanthi are college students and best friends who often clash due to the differences in their beliefs. Geetha is rich, arrogant and feels entitled to special treatment due to her wealth. Shanthi is poor and believes that all people should be treated with respect regardless of wealth. Both friendships end due to various circumstances. When the four meet years later, Geetha and Shanthi challenge each other over their worldviews – will wealth or hard-work and respect win?

Production
Ponnukku Thanga Manasu was directed by Devaraj–Mohan making their directorial debut and it was produced by their mentor P. Madhavan under his production company Arun Prasad Movies. The title was derived from a song from Raman Ethanai Ramanadi (1970) directed by Madhavan. Vijayakumar, who was previously a child actor, made his debut in this film as a leading actor.

Soundtrack
Music was composed by G. K. Venkatesh. The song "Thanjavoor Seemayile" was composed by Ilaiyaraaja who was Venkatesh's assistant at that time; however his name was not included in the title credits. The song also marked Muthulingam's debut as lyricist.

Reception
Kanthan of Kalki favourably reviewed the film for Devaraj–Mohan's direction and Balamurugan's writing.