1. Roots Grammy Jam Session Report: No-Shows Scuttled 'On the Fly' Whitney Houston Tribute, ?uestlove Says

    February 12, 2012 2:42 PM EST The Roots curating their annual Grammy Jam at the House of Blues Los Angeles. (Photo: Fred Shavies/3680 Photography) Despite a high-energy jam session that featured surprise guest performers like India Arie, Trombone Shorty, Childish Gambino, Warr ...