Listen to Mercy (Karaoke Version) online. Mercy (Karaoke Version) is an English language song and is sung by The Karaoke Crew. Mercy (Karaoke Version), from the album Drew's Famous # 1 Karaoke Hits: Sing the Hits of 2008, Vol. 2, was released in the year 2012. The duration of the song is 3:36. Download English songs online from JioSaavn.