put in an appearance
US /pʊt ɪn ən əˈpɪr.əns/
UK /pʊt ɪn ən əˈpɪr.əns/

1.
dar as caras, fazer uma aparição
to attend an event or place for a short time, often out of obligation or politeness, rather than genuine interest
:
•
I'll just put in an appearance at the party and then head home.
Vou apenas dar as caras na festa e depois ir para casa.
•
She felt obligated to put in an appearance at her cousin's wedding.
Ela se sentiu obrigada a fazer uma aparição no casamento de sua prima.