Showtime is in talks with Stephen Colbert to host a live election-night comedy special, the channel's chief executive said.Showtime CEO David Nevins told a TV critics meeting Thursday. "I think it's going to happen." adding both himself and Stephen want to do the project. The idea is to present 'Colbert Unfettered,'" he said, adding dryly that the CBS late-night host has "promised to say a few curse words.