EMA has pretty impeccable taste in covers: Robert Johnson, Danzig, Nirvana, "Crimson And Clover." And on her recent covers, she's been making like Ethan Hawke in Reality Bites and covering the Violent Femmes' deathless sexual-frustration anthem "Add It Up," with added quasi-gypsy violin abuse. Watch a video of it below. [videoembed size="full_width" alignment="center"][/videoembed] (via Pitchfork) Fun fact: The day after ...