Listen to Oka Navvu Challi Remix online. Oka Navvu Challi Remix is a Telugu language song and is sung by Sajid-Wajid and Smitha (Nivedhitha). Oka Navvu Challi Remix, from the album Smitha, was released in the year 2008. The duration of the song is 4:21. Download Telugu songs online from JioSaavn.