Howard said he was looking forward to his upcoming appearance on Letterman--but not the associated pressure: "You can sit there and decide if it's my greatest appearance or not."
Howard also planned to do Piers Morgan, Jimmy Fallon--and maybe Jimmy Kimmel, as he and Beth are considering at trip to LA: "I might even do Conan."
Howard said he'd do most of the late-night shows, but had to draw the line somewhere: "A lot of them are girl shows. Like you know, heavy older female audiences. And I'm like, why the f--they're not going to buy the Sirius app. They don't even know what an app is."