OK, aside from mum and ded (i assume dad) and some noise he makes for sister, corbans real first word...................DRUM ROLL PLEASE.............................

SPONGE BOB!

we are such horrible parents. I dont know what is worse, a swear word or sponge bob! oh well. and it really is sponge bob cause he says it when he sees a picture of sponge bob or can pick up something that has sponge bob on it. lol