But the highlight of our weekend is likely to be Justin Timberlake on “Saturday Night Live,” performing his immortal holiday classic.

Friday, December 14

David Gray – “The Ellen DeGeneres Show”Justin Timberlake – “Late Show with David Letterman” – rerun

Tony Bennett – “The Tonight Show with Jay Leno” – rerun

Shiny Toy Guns – “Late Night with Conan O’Brien” – rerun

Pat Monahan – “Last Call with Carson Daly”

Ian Hunter – “Late Late Show with Craig Ferguson” – rerun

Saturday, December 15

John Mayer – “Austin City Limits”

Justin Timberlake – “Saturday Night Live” – rerun

Sunday, December 16

Lonestar, Wayne Newton, Sara Evans, Olivia Newton-John, Paula Abdul – CelebTV.com’s “Holiday of Stars”

Monday, December 17

Gloria Estefan – NBC’s “Today” Show

Nick Lachey – “Live with Regis and Kelly”

Alan Jackson – “The Tonight Show with Jay Leno” – rerun

Plain White T’s – “Last Call with Carson Daly” – rerun