- Viagra, especially in regard to erections lasting longer than 4 hours.
- Airplane Food.
- Wearing Comical Clothing.
- How the name iPad reminds one of feminine hygiene products
- Prop Comedy
- Why is there Braille at the drive thru.
- The Comedian’s Personal Appearance, including;
- The comedian’s resemblance to the probable offspring of an unlikely celebrity coupling, such as Chewbacca and Estelle Getty
- Jokes about being bald.
- Masturbation, specifically offering a number of slang terms for the act in rapid succession.
- Michael Jackson
- Outdated topical humor, such as a joke about Lorena Bobbit or the Macarena.
- Ethnic taxi drivers.
- Hurricane names.
- Terror alert codes.
- Impressions
- Presidents.
- Arnold Schwarzenegger.
- Christopher Walken.
- Tony Montana
- Using racial slurs.
- Racial Minorities, especially Asian, Indian, Black and Latino.
- Ethnic Minorities, especially Italian or Jewish.
- The Comedian’s own Mother or Father.
- Differences Between Groups of People.
- Men vs. Women / Boys vs. Girls.
- Black people vs. White people vs. Latinos vs. Asians.
- Homosexuals vs. Heterosexuals
- Differences between cats and dogs.
- References to Steroids use.
- Invading Canada.
- Midget jokes.
- Jokes about the differences between Los Angeles or New York and another place in America.
- Jokes about being part one race and part another, and halfway embodying stereotypical characteristics of each.
- References to the Department of Motor Vehicles (DMV); the length of time spent in queues, the demographics of those lining up, etc
From Wikipedia.