Any negative feedback you instantly get could certainly make you lose focus. If you rehearse your material well, delivery would be smoother and you would be able to more likely react with the audiences reaction. Standup comedians could lack genuine interest about the material. This happens to standup comedians who do not write their own routines. Impersonator is a common substitute tag for an impressionist particularly if there is an involvement of the individual imitating another on a lookalike basis. The most impressive facet in the routine of an impressionist comes in the proximity of the voice quality of the target person, which is commonly a famous celebrity or politician. However, good standup comedians are able to make use of this nervousness to their advantage. They usually attest that the best way to overcome pounding heartbeats is to make people laugh. As you learn standup comedy, strive to make people laugh. You would be surprised how your nervousness and jitters would effectively subside when you see the audience laughing. Trust or have confidence in yourself and in your natural sense of humor. It is more ideal to be unique. Do not worry that the audience might not appreciate your humor. Instead, be confident to make people laugh. It may take years to master the art of making an audience laugh. Learn standup comedy now if you have the interest in making other people laugh. Tompkins, Bob Odenkirk, Beth Lapides, and Janeane Garofalo. These comics deviated from formal comedy and followed the traditional story-telling antics of Lenny Bruce. The late 90s would saw a rebound of the comic industry. Comedy Central housed shows like Premium Blend and The A-List which featured budding talents and Lounge Lizards as well as Comedy Central Presents aired on half-hour specials. You can apply all that you've learned when it is your time to perform. As you find out more about how to learn standup comedy, it cannot be helped that you will likely find sites that will offer you products and services that pertain to this job. There are books, videos and other kinds of training manuals that many companies are offering to people like you who want to know more about it and have a great inclination to become part of the industry.