Cody appeared IN THE FANON VERSION/SERIES NOT THE REAL ONE and here is Cody's official page http://totaldrama.wikia.com/wiki/Cody. In the fanon it is seen that Cody has the best relationship with Exile and they are seen to be best friends. Meanwhile he is good friends with Hunter and Colleen. He doesn't interact with Shag much and he is seen to be scared of Muzzle and doesn't interact with him. Cody is seen to feel bad for Blitz but sometimes joins the others to make fun of him. And he has a very close relation with Sport.