Hmph! What are you looking at, idiot baldy?!

scowls and uses psychic powers to twist nose into a pig snout, cross eyes and bulge cheeks out

How's this for funny looking?! Think you're so tough, huh?!! Well two can play at that game!

further distorts face by twisting mouth upside down and giving self a giant chin

Take that! Let's see you keep a straight face now!