1.   Amateurs and professional comedians are encouraged to apply.

2.   Besides testing humor with a panel of professional comedians as judges, the study also tested logic and grammar skills.

3.   Before he became a politician, Aoshima was a professional comedian, but this suggestion was not a joke.

4.   Allow only professional comedians with bullhorns.

5.   Certainly professional comedians like Rodney Dangerfield and filmmaker Woody Allen have made careers out of appearing as failures.

6.   The session leader, Dominic Holland, a professional stand-up comedian for eight years, said he felt quite sorry for the group initially.

7.   These humor hopefuls come to practice stand-up routines and to get tips from both professional comedians and collegial audiences.