Gillian Armstrong followed MY BRILLIANT CAREER (1979) with a colorful and quirky "new wave" musical which pays affectionate homage to the I-want-to-be-a-star vehicles of the 1930s and '40s. Angus Mullins (Ross O'Donovan), 14, is determined to make his oddball cousin and best friend, Jackie (Jo Kennedy), a new wave superstar. He secures her a spot more