Moo Moos are cows that appear in the Mario series. They are most commonly found in farms in the series.
i was scrolling through the my singing monsters wiki and found
What does Mamamoo call their fans? - Quora, moomoo fandom
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What does Mamamoo call their fans? - Quora, moomoo fandom
What does Mamamoo call their fans? - Quora, moomoo fandom
1 Moomoo: Kpop Fandom 150 Page 7.5 x 9.25 College Ruled, moomoo