And now, Vampire Weekend’s Ezra Koenig will show you how to play “A-Punk,” using only your first, second, and fourth fingers. Modern Bride probably would not have folded if they had invested more time in guitar lessons. Just saying. Bonus: the National’s “Fake Empire” and “Slow Show,” below. The heart shudders at the amount of grown-men hauling guitars out of dusty cases tonight.