you’re pulling my leg
Creo que me tomas el pelo y lo que quieres es ligar conmigo.
I think you're pulling my leg, and what you really want is to flirt with me.
— Abre los ojos (1997)
No sé si me hablas en serio o me tomas el pelo.
I don't know if you're being serious or taking the piss.
— La dolce vita (1960)