a qué viene

what's that about?

→ a
phrase Uncommon #17,605
what's that about? Used to ask why something is happening or what prompted it, often with surprise or skepticism.
SP: ¿A qué viene tanto ruido?
EN: What's all the noise about?

A qué viene todo esto?

What's all this about?

— Amarcord (1973)

¿Esto a qué viene ahora?

What’s this all about now?

— 암살 (2015)

Luigi, ¿a qué viene esto?

Luigi, what's this all about?

— El salario del miedo (1953)

¿Y eso a qué viene?

What’s that got to do with anything?

— Abre los ojos (1997)

Yo no entiendo en realidad a qué viene toda la conmoción.

I really don't understand what all the commotion is about.