ǎi​zi​kàn​xì

to follow others blindly

矮子看戏 矮子看戲 ǎi​zi​kàn​xì
to follow others blindly
Literally meaning "a short person watching a play" (and only seeing the backs of others), this idiom describes someone who joins in with what others are saying or doing without having any personal insight or opinion of their own; to echo others' views blindly.