披红挂彩　

◎ 披红挂彩 pīhóng-guàcǎi

[congratulate or celebrate his success] 披红绸和彩帛,以示荣宠、慰劳或喜庆

随行五百军士,俱披红挂彩,入南郡买办物件。——《三国演义》