[put] in an appearance

to attend a particular event, gathering, or location, often for a short period of time

He decided to put in an appearance at the charity event to show his support.
Even though he was feeling unwell, she made an effort to put in an appearance at the family reunion.
The CEO often puts in an appearance at company meetings to address the employees.
The mayor will put in an appearance at the ribbon-cutting ceremony for the new community center.
Despite her busy schedule, she managed to put in an appearance at the awards ceremony to receive her recognition.