to begin its explosion. >> when we started doing "dream on," one of the things hbo said to us was, it's got to be something that couldn't be on network tv. ♪ >> because hbo was driven by subscribers and not by commercials and selling advertising time, they had a different way of looking at success or failure. what they were looking for was critical acclaim. >> you've watched letterman, you've watched leno, but what about larry? larry sanders, that is. he's the tv alter ego of comedian garry shandling. >> garry shandling wanted to do a show that deconstructed the kind of show "the tonight show" was. >> just pretend like you're talking to me till we're off the air so it won't seem weird. >> okay.