Photo-Illustration: Vulture; Photos: Getty Images (API/Gamma-Rapho, Frazer Harrison) There’s a case to be made that “Elizabeth Taylor,” the second track off Taylor Swift’s The Life of a Showgirl , is the album’s very best song: upbeat and catchy, with a rueful sense of wit and self-awareness that the rest of the pop star’s 12th album unfortunately lacks. “I’d CRY my EYES VIolet, Elizabeth TAYlor,” Swift sings, punctuating the violence of the song as she muses on lovers lost. All of which is to