Listen to Koratani Challenge online. Koratani Challenge is a Bhojpuri language song and is sung by Sadhana Sargam. Koratani Challenge, from the album Ego Prem Deewani Ego Daras Deewani (Original Motion Picture Soundtrack), was released in the year 2020. The duration of the song is 3:58. Download Bhojpuri songs online from JioSaavn.