Corey Riffin is the main protagonist of the Canadian-American show Grojband. He is the vocalist of his garage band called Grojband. He may be cocky, but he usually comes up with top-notch plans to make his older sister angry so she'll write lyrics on her diary for their band. He is best friends with Laney Penn, who is also his love interest and the Kujira twins Kin and Kon.