Final answer:
Clyde 'Sweet Feet' Livingston from the novel 'Holes' by Louis Sachar is a famous baseball player, a character pivotal to the story's plot.
Step-by-step explanation:
Clyde 'Sweet Feet' Livingston is a fictional character from the novel 'Holes' by Louis Sachar. In the context of this book, Clyde 'Sweet Feet' Livingston is a famous baseball player. His character offers a pair of shoes pivotal to the plot, which the protagonist, Stanley Yelnats, is accused of stealing. This leads to Stanley's wrongful imprisonment at Camp Green Lake, where he uncovers his family's history and the story of the curse placed upon them. While Cumberland Posey was indeed a real-life baseball and basketball player, 'Sweet Feet' Livingston is purely a creation of fiction specifically related to the sport of baseball.