Gyro Gearloose
Besides working with Murry, Fallberg also freelanced to write and illustrate Disney comic books of Li'l Bad Wolf, Jiminy Cricket, Professor Ludwig Von Drake, Scrooge McDuck, Mickey Mouse, Donald Duck, Gyro Gearloose, Goofy, Chip 'n' Dale, and many others. From 1963-1989, Carl also wrote scripts for the Disney Studio Program, and during 1974-1985 he wrote scripts for the comic strips "Walt Disney's Treasury of Classic Tales" (Sunday) and the Disney Christmas Story daily strips that appeared each December. The last comic book story Carl wrote for Disney was "Goofy the Kid" in 1990.