Earlier this month Grimes gave birth to a baby boy with billionaire Tesla founder Elon Musk. However, what really shocked the world was the very unusual name that they chose for the infant.
The happy couple decided to name their child X Æ A-12. Yep, the difficult to pronounce, or even read, name was confirmed when the billionaire tweeted: "Mom & baby all good." Get exclusive celebrity stories and fabulous photoshoots straight to your inbox with OK's daily newsletter.
You can sign up at the top of the page.The 31 year old new mother then tweeted to explain the name: "X, the unknown variable.
Æ, my elven spelling of Ai (love &/or Artificial intelligence). A-12 = precursor to SR-17 (our favourite aircraft). No weapons, no defences, just speed..