A nasty impact has caused the fairies to switch bodies and later pkpk meets her father.
wouldn't smacking into each 
other again change us back?
¿no podríamos volver a la 
normalidad si chocamos otra vez?
¿por qué no nos chocamos otra vez a ver si así volvemos a la normalidad?
se nos batéssemos de novo, 
será que não voltaríamos ao normal?