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Little Guy 4 is a character in Greeny Phatom. He is the third Little Guy Clone. His first appearance is The Return of Little Guy Insanity, where he is with Little Guy and the Little Guy Clones, doing Little Guy Insanity stuff. But Bob Beanson and Beanson intervene their insanity.
- He has the same design as Little Guy, except his shirt and pants are carmine.