S1, E3: Beelzebub and Mullin encounter someone Beelzebub seems to know and he's surrounded by adoring girls, but he calls himself Beelzebub's older brother.

S1, E3: Beelzebub and Mullin encounter someone Beelzebub seems to know and he's surrounded by adoring girls, but he calls himself Beelzebub's older brother.