She sings in Bhojpuri, and, Hindi both.

Kalpana has earned a name and fame for her singing talent in the industry at a very fast pace. Till date Kalpana has rendered her voice to Mallika Sherawat , Raveena Tondon , Rakhi Sawant, Poonam Jhaver and others and reached a great level of popularity. Kalpana has truly done a commendable job and now there is just no looking back for her. It is her hard work and dedication that has put everyone to surprise but definitely a pleasant one. With her fabulous performance in singing for the film