『給女(nv)朋友(you)疏通(tong)下水道』介紹:阿(a)(a)星(xing)(周星(xing)馳 飾(shi)(shi)(shi)(shi)(shi))由賭(du)(du)神處學成歸來,恰逢不(bu)(bu)甘心(xin)失敗的大(da)軍(jun)(jun)集合中南海(hai)五(wu)大(da)高手(shou)復仇,雖有龍五(wu)(向華強 飾(shi)(shi)(shi)(shi)(shi))相助,但阿(a)(a)星(xing)與三叔(shu)(吳孟(meng)(meng)達(da) 飾(shi)(shi)(shi)(shi)(shi))仍被大(da)軍(jun)(jun)等(deng)人發(fa)功送至1937年的上(shang)海(hai)…… 阿(a)(a)星(xing)與三叔(shu)失散后意(yi)外(wai)擊殺謀害許文強之兇手(shou),得以結識(shi)丁(ding)(ding)力(呂良偉 飾(shi)(shi)(shi)(shi)(shi)),自此與祖父周大(da)福(fu)(吳孟(meng)(meng)達(da) 飾(shi)(shi)(shi)(shi)(shi))留在丁(ding)(ding)力身邊(bian),丁(ding)(ding)力女(nv)友(you)如(ru)仙(xian)(鞏俐 飾(shi)(shi)(shi)(shi)(shi))令阿(a)(a)星(xing)魂牽夢繞,卻(que)不(bu)(bu)知她(ta)是(shi)自己所(suo)中意(yi)女(nv)孩如(ru)夢(鞏俐 飾(shi)(shi)(shi)(shi)(shi))的孿(luan)生姐(jie)姐(jie)。川島芳子意(yi)欲控(kong)制(zhi)上(shang)海(hai),于(yu)是(shi)網羅大(da)軍(jun)(jun)等(deng)人頻頻向丁(ding)(ding)力發(fa)難,并約定最后以賭(du)(du)局(ju)決定勝負,阿(a)(a)星(xing)由日本人手(shou)中涉險逃脫,終于(yu)趕上(shang)賭(du)(du)局(ju),而決定這(zhe)場賭(du)(du)局(ju)的關鍵,卻(que)是(shi)一個名叫(jiao)“今晚打老虎”的神秘人物(wu)……