According to PopEater:
“Artie Lange won’t be a guest of Conan O’Brien’s anytime soon.
“Howard Stern’s sidekick was supposed to appear on ‘The Tonight Show,’ but NBC producers nixed the recovering heroin addict’s spot, The New York Daily Newsreports.ip over this content
” ‘I’d been on [‘Late Night With Conan O’Brien’] 15 times in the last 11 years, and they were great to me,’ Lange explains.
” ‘But the last time I was on, they thought I was high, and now they won’t put me on until I prove I’m sober,’ he says.
” ‘I am sober. I can’t be a third guest? I mean, I’m not asking to bump George Clooney,’ the radio personality adds.”