to tell it to us
Tienes que decírnoslo.
You have to tell us.
Yo tampoco, pero no me extraña que no quieran decírnoslo.
Me neither, but it doesn't surprise me that they don't want to tell us.
— Hable con ella (2002)
Olvidaron decírnoslo.
They forgot to tell us.
— El canto del lobo (2019)
Puedes decírnoslo.
You can tell us.
Si no le importa decírnoslo.
If you don't mind telling us.
— Audition (2000)