Batman and Robin escape Catwoman's trap, but they are too late to stop her from stealing the voices of Chad and Jeremy, the British singing duo. Catwoman demands an 8 million pound ransom for their voices, or else she will begin silencing the entire world. Things look grim when the British refuse to pay. However, a background noise in a phone call tips the Dynamic Duo off to Catwoman's hideout and the location of her voice-restoring formula.
—Twenty Penguins