化學教師陳子風（陳厚）在一間保守的女校任教，與青梅竹馬的李海倫（李菁）共事。陳在醫務所拾得棄嬰，後把棄嬰帶到學校照顧，卻被學生謠傳嬰孩乃陳與李之私生子。陳不但輕鬆面對，還將朝氣帶入校園，大受學生歡迎，李亦漸漸愛上陳。但保守派對陳之作風不滿，侍機剷除陳……

Shoichi Kokubun is a roughneck street musician, who has a brother that is determined to propel him into stardom. In attempt to catch the attention of a popular jazz band, his brother appeals to their manager who has the power to make him a star. In a graphic portrayal of love, betrayal and success, Shoichi brews up a storm with a 'rat-a-tat-tat' on the drums.

三個歌舞女郎張萍（秦萍）、葉鳳（何莉莉）、林芝蘭（丁珮），隨歌舞團去台北表演，歌舞團經紀陳彼德（陳厚）原與葉拍拖，但陳移情於胡聞鶯（于倩）。張萍出發前被男友拋棄，葉鳳要從鶯手上追回陳彼德的愛，林芝蘭為卻一心不嫁富豪誓不回。引出烏龍百出的愛情喜劇……

Betty Ting Pei plays the lead, a Taiwanese singer searching in Hong Kong for her younger sister, who disappears after coming to HK to be discovered as a nightclub singer.

酷愛音樂的留學生李英偉（楊帆）臨危受命替老父接管公司，其嬉皮士形像為祖母不屑。李的公司職員林仲鵬（石天）乘機製造事端，圖謀奪取其總經理之職位。李之青梅竹馬朋友王鳳（胡燕妮）不忍見李受屈，化身金髮美人巧施妙計助他解困，自此李對此神秘女郎一見鍾情……