Imprasia is a Rock based all original progreswsive jam band from Chicago formed in 1987. The members are : Alex Hirsch - Keyboards and lead vocals Gully Weiss - Lead Guitar and vocals Peter Rochelle - Bass John Krug - Drums
Alex Hirsch - Keyboards and lead vocals
Gully Weiss - Lead Guitar and vocals
Peter Rochelle - Bass
John Krug - Drums