Red flags usually are used as warning signs in relationships and in life, but the emoji recently has become a means for people on Twitter to share objectionable actions.

Celebrities, including Dionne Warwick and Dolly Parton, began offering their own “red flags” on Twitter, according to NJ.com.

Here is a look at some of the best on Twitter from celebrities, companies and others:

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Demonstrators protest President Donald Trump and Elon Musk on Presidents Day in front of the Capitol in Atlanta on Monday, February 17, 2025, as part of nationwide demonstrations organized by the 50501 movement. (Arvin Temkar / AJC)

Credit: Arvin Temkar/AJC