Actress Emily Blunt; magician Ed Alonzo; OneRepublic performs.

Comic George Lopez; writer David Bianculli; magician Jason Hudy.

Musician Paul Shaffer; actress Shohreh Aghdashloo.

Actor Joel McHale; The Swell Season performs; magician Mike Super.

Actor Michael Sheen; magician Lance Burton.

Actress Robin Wright; chef Wolfgang Puck.

Actress Maria Bello; actor Peter Capaldi; Ben Harper and Relentless7 perform.

Comic Margaret Cho; race car driver Carl Edwards.

Actor Neil Patrick Harris; David Gray performs.

Actress Sandra Bullock; actor Ben Foster.