Listen to Pick Up Your Weapon / Brother Theme online. Pick Up Your Weapon / Brother Theme is an English language song and is sung by Chris Williams and Tommy Butler. Pick Up Your Weapon / Brother Theme, from the album The "Selma" Album: A Musical Tribute To Dr. Martin Luther King, Jr., was released in the year 1978. The duration of the song is 1:56. Download English songs online from JioSaavn.