Tā zài wǎnhuì shàng wèi dàjiā xiànyì, biǎoyǎn le yī duàn gāngqín dúzòu.
She performed a piano solo for everyone at the evening event.
Tips
register
献艺 has a formal, ceremonious tone - it implies presenting one's art as a gift to an audience. It is commonly used in event announcements, ceremony programmes, or polite invitations to perform. More casual alternatives include 表演 or 演出.