There are multiple artists or bands known as Flashback: 1) Flashback is a four-piece stoner doom band from Calgery, Canada. 2) Flashback is an a cappella group from Los Angeles, composed of James Charles, Anthony Gargiula, Elizabeth Gaba, Zoe D'Andrea, Reno Selmser, and Noah Davis. 3) A Czech metal band with electronic influences. 4) An unknown producer/group that hail from Chicago, IL, drawing influences from classic 80's television, drug trips, and Carl Sagan. Read more on