Joseph Eli Lipkip is a man, who was falsely accused of eating his son, Tommy, when he was trapped in Froopyland, by Beth, when she and Tommy were children.
He is nearly executed when Tommy's clone shows up and he is declared innocent. Its unknown what happened to him after that, but it is suggested that he was released from prison and went back to his wife and "son". He appeared in "The ABC's of Beth".