need (to have) your head examined
US /niːd tə hæv jʊər hɛd ɪɡˈzæmɪnd/
UK /niːd tə hæv jʊər hɛd ɪɡˈzæmɪnd/

1.
necesitar que te revisen la cabeza, estar loco
used to say that someone is acting in a very foolish or crazy way
:
•
If you think that's a good idea, you need your head examined.
Si crees que es una buena idea, necesitas que te revisen la cabeza.
•
He wants to quit his stable job to become a street performer? He really needs his head examined!
¿Quiere dejar su trabajo estable para ser artista callejero? ¡Realmente necesita que le revisen la cabeza!