What is jacob two two characters?

Jacob Two-Two is the main character of the children's book series written by Mordecai Richler. He is a young boy who has a unique habit of always repeating himself twice, hence his nickname "Jacob Two-Two". Other prominent characters in the series include:

1. Mr. I.M. Greedyguts: The villainous character who often tries to take advantage of Jacob and his friends for his own selfish reasons.

2. Shirley: Jacob's loyal best friend who often helps him out of tough situations.

3. Emma: Jacob's older sister who is a brilliant student and often helps Jacob with his homework.

4. The Hooded Fang: A former wrestler and prisoner who is hired as a kidnapper and antagonist in "Jacob Two-Two Meets the Hooded Fang".

5. Dr. D. Bannerjee: A wise and kind psychologist who helps Jacob deal with his irrational fears.

6. The Shapiro Brothers: A group of mischievous kids who often cause trouble for Jacob and his friends.

7. Aunt Good For You: Jacob's health-conscious and overbearing aunt who often feeds him healthy but unappetizing foods.

8. Uncle Fishpaste: The eccentric and unpredictable uncle who often takes Jacob on wild adventures.