The Brave and the Bold Vol. 1 (1955-1983) #166

Plot

The Penguin sets out to murder the four crooks whose testimony sent him to jail, and Batman and Black Canary seem unable to protect them. A Matter of Good Taste Hostess snack cakes ad featuring Batgirl. Back-up story: "Nemesis": Thomas Tresser, as Nemesis, brings a ganglord to justice through his skills of impersonation by posing as the kingpins chief hitman. (mycomicshop.com)