'I’m going to insist the baby is called Jack,' he told fans, according to a report published by The Mirror. After quickly realising his mistake, and adding: 'Or Jackie.'
The 35-year-old royal is a lifelong Aston Villa fan, and many believe he was making a joke about star outfielder Jack Grealish.
Prince William and Duchess Kate, who are parents of Prince George, 4, and Charlotte, 2, are due to welcome baby No. 3 this month. The couple’s new addition will be delivered at St. Mary’s Hospital in London.
For everything you need to know about the new royal bub, see here!