This is the 88th instalment in a biweekly series profiling major Hong Kong pop culture figures of recent decades. With her signature polka dot gowns, umbrella skirts and velvet-deep contralto voice that defied the high-pitched norms of her era, Paula Tsui Siu-fung did not just become a Cantopop superstar; she defined the very archetype of the Hong Kong diva. Over a career spanning more than five decades, her record-shattering live performances and unprecedented album sales have cemented her...