Once in a blue moon = De Pascuas a Ramos …. De higos a brevas….

Sólo vengo de Pascuas a Ramos.I only come once in a blue moon.

Eso pasa por limpiar de pascuas a ramos.-That happens when you clean once in a blue moon.

The earthquakes hits once in a blue moon in this part of the earth, we never felt it.

I don’t know why she bought that music system – she uses it once in a blue moon.

“I think my grandson doesn’t love me anymore, he comes to see me only once in a blue moon.”

My Dad is working in Scotland and he´s visited home once in a blue moon for a couple of years.

I visit my grandfather only once in a blue moon; he lives in a remote farm house.