簡介：一對孿生兄弟王名成(劉青雲)與王利就(周星馳)自小失散。名成與母相依為命，利就則為老粗魯輝(梁家仁)收養，改名為魯細。成是電影圈的新進導演，為人精明有綽頭，敢作敢為；細則為通天經紀，性格爽朗具正義感。機緣巧合下兩人相遇並共住一屋
，但卻不知大家的真正身份。細鍾情於童年好友方嘉楠(陳秀雯)，jiananshimingchengdexiashu

，duimingchengxinyiyijiu，xiongdiliangrengengnaochuyiduanjiuchanbuqingdesanjiaolianai。luhuirenshilejianandeeyizhuoling，taweirengaoguijujiaoyang，yuhuifenshulianggeshijie，danlingxinshangtaweirenlaoshizhongcheng

，zuihouyutazhankaileyiduanlangmanlianqing。xiongdiliangrenzuihouzhongyuxiangren，danyinxinggegeyierxincungemo。houmingchengyuyourenhehuoyingshang，quebeipianerreshangguanfei
，huannanzhongximingbaidaoxiongdiqingzhizhengui
，yuzhongrengongshijice，yingjiubaoxiong。…