"It's hard to keep in touch with people over time. Especially when you're so busy." He sips at he sake again, then pauses, taking a moment to hum with the unfamiliar song. Impressively, he keeps in tune, even though he's unfamiliar with the kind of music. His note changes are delayed, of course, but he has an impressive sense of pitch. "Ella Fitzgerald." He sounds out the name with a smile.