Last Call with Carson Daly: This episode features two musical guests: Mona performing "Listen to Your Love" and The Knux, who perform "She's So Up." In the 'Spotlight' segment, writer David Fricke and music-festival programmer Stacey Wilhelm talk about the South by Southwest (SXSW) festival, held in Austin, Texas. In the 'Artist Snapshot' segment, the band Givers look back at their past appearances at SXSW. Carson interviews LL Cool J and DJ Z-Trip.