The Sket-dan is roped into helping with Onee-san's ex-kid's show's stage performance, but they never would have thought it'd turn into a race against time to bring smiles to children's faces and prevent severe bodily harm to themselves!
For starters, I think I'll pop the head off.
Comenzaré sacándome la cabeza.
Creo que me quitaré la cabeza.
Para começar,
 acho que vou tirar a cabeça.