» This's an article about the rock music band, "Circulatory System". For the organ system, see circulatory system. Circulatory System's a psychedelic rock musical ensemble formed by musician/painter Will Cullen Hart, and featuring Derek Almstead, Suzanne Allison, Peter Erchick, John Fernandes, Nesey Gallons, Charlie Johnston, and Heather McIntosh. Hart's famous for his work in the Elephant Six Collective as one of the lead players in the The Olivia Tremor Control. After the band disbanded in 2… (More on Bloodstream)