Confirmed TrueMexicoIn Mexico, Singing the National Anthem Wrong Can Land You a FineMexico's federal Law on the National Arms, Flag, and Anthem (1984) explicitly prohibits altering the words or music of the national anthem and performing it without the required solemnity. Violators face fines, up to 36 hours arrest, and in commercial cases, much steeper financial penalties — and the law has genuinely been enforced.
Confirmed MythMexico City, MXMexico City Doesn't Ban Chewing Gum—That's SingaporeContrary to popular belief, Mexico City has never banned the sale of chewing gum. This myth likely confuses Mexico with Singapore, which actually did ban gum sales in 1992.