The premise is simple: Over The Ting Ting’s 2008 track “That’s Not My Name,” people post images of themselves (or others) acting out the alter egos that have garnered them nicknames.

The Song The format is set to the song “That’s Not My Name,” a 2007 banger with 1980s attitude by the Ting Tings, a still-active duo from the U.K. It’s about sexism! Side Hustles ...