NEW YORK — Joy Enriquez has what it takes to hit the big time. Not only is she a talented singer, but she also knows the meaning of hard work. “I’ve been singing since age four,” says the 20-year-old, whose eponymous debut album will land in stores in April. As for fashion, Enriquez has a keen eye. “I love it,” she says. “I’m into anything vintage and unique.” For more, see pages 8 to 10.