 The Wooley Thumpers opened for Janis Joplin and Big Brother and the Holding Company at a 1968 Penn State performance.With the group and as a single, Zolten performed at diverse venues such as the Jawbone Coffeehouse, the Central Pennsylvania Festival of the Arts, and Lewisburg Penitentiary.The Wooley Thumpers also recorded a single in 1969 for Buddah Records.