Numbuh 4 and the Giant Rainbow Monkey in Operation: H.U.G.S..
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Humongously Unwieldy Gorilla Showdown Operation: H.U.G.S./Transcript
"Rainbow Monkey Kong" (voiced by Frank Welker) was a giant, real-life Rainbow Monkey that Numbuh...
The blue Rainbow Monkey seen in Operation: M.O.O.N.. Several of the Rainbow Monkeys that appear...