He had forgotten how scary she looked when she was angry. Yoh could practically hear that thin ice cracking. "I...uh..." Luckily Yoh thought fast on his feet, but before he could say he was projecting a very stupid but insistent idea got into his head. Tell her the truth about what he said and maybe her Firebending would work. Sure, he'd suffer some second and third degree burns, but Aoko would be happy. "I said that you're really mad at your dad."