Listen to Aaja Chammak Challo online. Aaja Chammak Challo is a Bhojpuri language song and is sung by Dharmendra Raj and Khushboo Raj. Aaja Chammak Challo, from the album Hoi Jawani Paani Paani, was released in the year 2014. The duration of the song is 4:58. Download Bhojpuri songs online from JioSaavn.