Problem is, being a comedian, even a bad one, people tend to remember and annonimity is a Runner's best friend. Unless you take a LOT of effort to conseal your identity, I would think it would be counterproductive. And what commedian DOSEN'T want to be known? Being known means more gigs, more money, etc. Not to mention you would need at least a SIN which means you are in the system...
Investigator #1: We managed to get some footage of the team that cracked the vault.
Investigator #2: Hey, I know that face, I saw him at the Laugh Riot 'couple nights ago. Kind of sucked.
Investigator #1: you sure, no one could be THAT stupid.
Investigator #2: Well, we don't have anything ELSE to go on...
Just saying