The Tonight Show

KT Tunstall, who performs on 'The Tonight Show with Jay Leno' on Wednesday Alicia Keys, who performs on 'Today' on Tuesday, 'Live with Regis and Kelly' on Wednesday and 'Jimmy Kimmel Live' on Friday, and co-hosts 'Total Request Live' on Tuesday

Bjork, who performs on 'Late Night' on Thursday; Paris Hilton, who visits 'The Late Show with David Letterman' on Friday; Sea Wolf, who perform on 'Jimmy Kimmel Live' on Tuesday; Bright Eyes, who performs on 'The Tonight Show with Jay Leno' on Wednesday;

Feist, who performs on 'The Late Show with David Letterman' on Monday; Colbie Caillat, who performs on 'The Tonight Show with Jay Leno' on Monday; Collective Soul, who perform on 'The Tonight Show with Jay Leno' on Friday. Yung Joc, who performs on 'Jimmy Kimmel Live' on Thursday;

Tegan & Sara, who perform on 'Late Night with Conan O'Brien' on Tuesday; Rooney, who perform on 'Jimmy Kimmel Live' on Friday. Mavis Staples, who performs on 'Late Night with Conan O'Brien' on Thursday; Common, who performs on 'Jimmy Kimmel Live' on Tuesday;