Shads' Mainstream label was home to many other psychedelic bands in the late 1960s including Janis Joplin's first band Big Brother and the Holding Company(Mainstream S/6099 released in 1967), The Tangerine Zoo (Mainstream S/6107), Ellie Pop (Mainstream S/6115), The Superfine Dandelion (Mainstream S/6102), The Growing Concern (Mainstream S/6108) and The Amboy Dukes.