Talk show visitors

2 JUSTIN TIMBERLAKE, COLDPLAY - The Ellen DeGeneres Show , 4 p.m., Ch. 4 and 8 p.m., Ch. 55 TOBY KEITH - Pleasure Behar Show, 10 p.m., (HLN) HUGH LAURIE, KARI BYRON - Conan, 11 p.m., (The best spinner's) TOBY KEITH - The Colbert Report, 11:31 p.m., (COM) The Actor-brad Pitt ...