pī​hóng​guà​lǜ

to dress up

披红挂绿 披紅掛綠 pī​hóng​guà​lǜ
to dress up
to dress in bright, colorful, or ornate clothes; to deck oneself out
to drape an honorific band
to drape a red silk band over someone's shoulders as a mark of honor or distinction
to decorate festively
to decorate a place with colorful silk, paper, or banners to create a festive atmosphere