McKimson left the studio during World War II to serve in the US Army Signal Corps, returning in 1946. Upon his return he was assigned to his brother Robert's unit, where he worked as a lead animator. Charles received co-story credit on one short, 1955's All Fowled Up (the other writer being Sid Marcus), starring Foghorn Leghorn — a character utilized exclusively by Robert.
McKimson departed from the studio during World War II to serve in the US Army Signal Corps, returning in 1946. Upon his return he was assigned to his brother Robert's unit, where he worked as a lead animator. Charles received co-story credit on one short, 1955's All Fowled Up (the other writer being Sid Marcus), featuring Foghorn Leghorn — a character used exclusively by Robert.