Listen to Improv Number Five at Harding Street Assembly Lab (Live) online. Improv Number Five at Harding Street Assembly Lab (Live) is an English language song and is sung by The Beat!. Improv Number Five at Harding Street Assembly Lab (Live), from the album 15 Years of Cherub Records, was released in the year 2016. The duration of the song is 3:04. Download English songs online from JioSaavn.