Feel the Motion (1985)

Tina Lehmann is an auto mechanic who dreams of becoming a pop star. One day after work she sneaks onto the set of the TV music program 'Formel Eins' with her demo tape, and lands a job as a go-fer. Her boyfriend Stevie Dromberger, who has been drafted into the army, doesn't like the attention she's receiving from the celebrity guests, and goes AWOL when he thinks she is dating the singer Limahl.