well, like someone said, it depends.hohoho....
but what about keep it more than 2 episodes everyday for two years and then answer the questions? :) you'll find yourself very promoted, and not just listening, also expressions and all kind thing. Not showing myself, but, I've been there... ;)
For all the jokes, there're some of them is really hard to get. Sometimes it needs not only good English but also inspiration. hehehe... :) Adn someday all the joke just fade out, you'll find the whole worth in the show...