
They’re feeling uncomfortable because if they laugh they’d feel like they’re laughing at you rather than with you. Ahren Belisle is a good example of this. If you watch some of his audience some people will wait for others to laugh first because it’s like they feel they need permission to enjoy a really funny guy who makes fun of himself all the time. The laughter when he’s really making fun of himself rather than his crazy retelling of a funny situation is often nervous and the jokes don’t land