From stealing contestants on The Voice to trolling his wife Chrissy Teigen, John Legend is one busy ... In the video, Legend is playing the piano and singing. Esti is sitting next to her dad ...

because I get so deep into my life and my history," John Legend tells Sage Bava and I when we tell him how much we were dazzled by his Valentine's Day solo piano performance at L.A.'s Disney Hall.

An outdoor performance in very wintry weather is never easy for a piano player ... of them playing with that nickname they said, ‘Man, you should just call yourself John Legend!’” ...