Slogan T-shirts have been both popular and powerful since the Sixties, and right now celebrities are wearing them to make both serious political statements as well as irony-laced social commentary.

How slogan T-shirts are making a celebrity-fuelled comeback: from Hailey Bieber’s tongue-in-cheek ‘nepo baby’ shirt to Victoria Beckham’s Rolls-Royce in-joke and Kaia Gerber’s tee about ...