Join Nickelodeon's favorite characters as they celebrate autumn and going back to school with six fun-filled episodes. Dora the Explorer embarks on an expedition to rescue her class's hamster, Blue joins the soccer team and learns the alphabet, and the loopy "Yo Gabba Gabba" gang celebrates Halloween. The Wonder Pets return to the classroom for a new school year, and Mel throws a "super swell dance party" on "Jack's Big Music Show."