Katie Couric will host an hour-long Grammy special airing the Wednesday before the awards show.
Justin Timberlake, Lil' Wayne, Katy Perry, Jonas Brothers, Carrie Underwood, Metallica, Ne-Yo, and Taylor Swift are set to sit down with the CBS newswoman for one-on-one interviews when
Katie Couric's 'All-Access' Grammy Special airs on Wednesday, February 4 at 9 p.m.
"Couric has an innate ability for getting people