Big Hero Battle/Go Go the Wooweroo

4 2 Sing, a famous boy band, decide to be crime fighters and challenge Big Hero 6 to a "superhero-off." Go Go reluctantly goes undercover as the co-host of Wendy Wower's TV show.4 2 Sing, a famous boy band, decide to be crime fighters and challenge Big Hero 6 to a "superhero-off." Go Go reluctantly goes undercover as the co-host of Wendy Wower's TV show.4 2 Sing, a famous boy band, decide to be crime fighters and challenge Big Hero 6 to a "superhero-off." Go Go reluctantly goes undercover as the co-host of Wendy Wower's TV show.