Have singers Jessicka and Chuck Billy appeared in the same band?
Jessicka:  Best known by her stage name Jessicka, she was the front woman of Florida-based band Jack Off Jill and current front for the Los Angeles-based band Scarling. Chuck Billy (vocalist): Charles "Chuck" Billy (born June 23, 1962) is an American vocalist, who is best known as the lead vocalist for the thrash metal band Testament.
no