Listen to Knock On Wood (In the Style of the Blues Brothers) [instrumental Backing Track] online. Knock On Wood (In the Style of the Blues Brothers) [instrumental Backing Track] is an English language song and is sung by Original Backing Tracks. Knock On Wood (In the Style of the Blues Brothers) [instrumental Backing Track], from the album Karaoke Hits: Essential Blues, was released in the year 2013. The duration of the song is 3:17. Download English songs online from JioSaavn.