Lifestyle mock-up of a standing 20th birthday card on a wooden table, with a kraft envelope and red/gold confetti. The teenage-phase joke has one word covered by a black bar, above a red warning triangle.

20th birthday

20th Birthday Card: Not a Teenage Phase

£3.99+ £3.99 UK delivery

Dispatched in 3 to 5 days
Printed to order, so no returns
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Rude 20th birthday card: “Turns out it wasn't a teenage phase. That's your fucking personality.” 7 by 5 inches, blank inside, kraft envelope.