estamos tão felizes

we are so happy

→ estar
phrase Rare #40,809
we are so happy A first-person plural expression meaning that the speaker and one or more other people are very happy. The subject pronoun nós (“we”) is often omitted because estamos already shows the subject.
PO: Estamos tão felizes por você.
EN: We are so happy for you.

Nós estamos tão felizes.

We are so happy.

Nós nunca estamos tão felizes ou tão infelizes quanto imaginamos estar.

We are never as happy or as unhappy as we imagine ourselves to be.

Sim, nós dois estamos tão felizes.

Yes, we are both so happy.

— Wicked (2024)

Estamos tão felizes de ouvir sobre ele.

We are so happy to hear about him.

— Baahubali: O Início (2015)