"We have the best job in the world," Oliva "Liv" Nervo – one half of the Australian DJ duo, Nervo – tells Rolling Stone. "When ravers go to a rave or a club, they're there to just let go and have fun – the more people give us, the better the night is." Oliva and her sister Miriam (a.k.a. "Mim"), who were in New York for Rolling Stone and CoverGirl's Top 25 DJs party, also chatted about their early days writing for pop stars like Ke$ha and Kylie Minogue and how it's influenced their upcoming debut album. "When we started as ghostwriters you have to work within