*G.I. Joe owes its existence to Barbie. That's right - in 1963, toy creator Stan Weston thought that since Barbie was so popular, he could come up with a similar toy for boys: a line of Barbie-sized dolls with military theme to be marketed for boys. He brought the concept to toy manufacturer Hassenfeld Brothers (who later shortened the name to Hasbro).
Three prototypes were created: "Rocky the Marine", "Skip the Sailor", and "Ace the Pilot.*
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