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Fun Fact! Some people even celebrate New Year's Eve in red underpants.
If you don't like grapes, wearing crimson underwear on New Year's Eve is also said to bring good luck. The custom of wearing red underwear on December 31 is widespread, spanning Italy, Spain, Bolivia, and beyond. Everyone is welcome to take part; men and women alike follow the tradition. Participants also have a variety of clothing options as an added bonus. Others wear socks, bras, and garters, while some wear red boxers, briefs, or panties.