Social media users were quick to seize on to memes and jokes after The Atlantic's top editor was added to a national security group chat on Signal.

The Group Chat TikTok series went viral in April 2025 and was created by TikToker Sydney Robinson (@thatgirlsydjo). Here's ...

Another user shared an image of Big Bird looking entirely out of place in a group made of up Darth Vader and imperial officers from Star Wars, with the caption: "Me ... group chat?" A meme that ...