Happy Birthday Old Girl – Be Careful Not to Shit Your Knickers Blowing All Those Candles Out!

For the woman who's earned every single one of those candles — and has the pelvic floor to prove it.

• Bold navy blue card with white and red typography
• Slogan: "Happy Birthday Old Girl. Be Careful Not to Shit Your Knickers Blowing All Those Candles Out!"
• Comes with a kraft brown envelope
• Square card format — a birthday warning she'll actually appreciate
• Perfect for milestone birthdays, best mates, and anyone who knows exactly what we mean

Blow carefully. You've been warned.