For two nights at the Vermont Hollywood in Los Angeles, the enigmatic pop star Sky Ferreira emerged on stage like no time had passed. Barreling through the songs from her 2013 cult-classic LP “Night Time, My Time," her voice is richer, fuller now that it was, writes The Associated Press' Maria Sherman, serving to deepen her unique brand of gothic pop. A set of mostly decade-old cult classics begs the question: What does a “return” look like for an alternative pop star, one unwilling to compromise their vision? The answer: It looks pretty good.