[如蝇逐臭 / 如蠅逐臭, rú yíng zhú chòuㄖㄨˊ ㄧㄥˊ ㄓㄨˊ ㄔㄡˋ] like flies pursuing a stink (成语 saw); the mob chases the rich and powerful; the crowd runs after trash#411527
[蹿房越脊 / 躥房越脊, cuān fáng yuè jǐㄘㄨㄢ ㄈㄤˊ ㄩㄝˋ ㄐㄧˇ] lit. to leap the house and cross the roofridge (成语 saw); dashing over rooftops (of robbers and pursuing knight-errant 俠客|侠客 in fiction), See Also: 成语, 俠客, 侠客#558019