Bhavatharani has collaborated on many tracks with her father, as well as with her brothers Karthik Raja and Yuvan Shankar Raja. She turned music director with the Shobhana starrer Mitr, My Friend (2002). The film was directed by Revathy, in her directorial debut and was co-written by Sudha Kongara. She collaborated with Revathy again on the film Phir Milenge as an additional composer along with Shankar-Ehsaan-Loy, and Nikhil-Vinay. One of her last songs was the Yuvan Shankar Raja composition ‘Meherezylaa’ from Silambarasan TR’s Maanaadu (2021).
Bhavatharani is survived by her husband R. Sabariraj. The news of her demise brought messages from the Tamil film industry, with celebrities such as Bharathiraja, Silambarasan TR and Chinmayi Sripaada taking to Twitter to express their condolences. Chief Minister MK Stalin released a statement expressing his sadness about the noted singer’s passing.