Use stream of consciousness to answer the following. The original Guardians of the Galaxy are a superhero team appearing in American comic books published by Marvel Comics. The Guardians first appear in Marvel Super-Heroes # 18 (Jan. 1969).

Answer this question based on the passage: when did guardians of the galaxy comic book come out?
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The relevant information is: The Guardians first appear in Marvel Super-Heroes # 18 (Jan. 1969). Final answer: Jan. 1969.
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