It's 1962 - the 50's are out and change is in the air. Tracey Turnblad, a big girl with big hair and an even bigger heart, has only one passion - dancing. Her dream is realised when she wins a spot on a local TV dance program, which is transformed overnight from outsider to teen celebrity. But can a trendsetter in dance and fashion defeat the program's reigning princess, win the heartthrob Link Larkin and integrate television without messing up her hairdo?