In Belly Flops and Gutter Balls by JoLynne Ricker Whalen Lewis is the main character. Kirby is his friend. They are the only 2 characters in the story.
The main characters in "Belly Flops and Gutter Balls" are Carly, Jody, and Brandy. The story follows their adventures as they participate in a Bowling tournament and face challenges together.