Kaká's wife, Caroline Celico is set to release the duet, "Present de Deus (A Gift From God)" on her debut album. Kaká had performed the tune before, having wrote it for and sung it on their wedding day back in 2005.
Lyrics are available in Portugese on the YouTube page.
It's no David Villa duet, but what is? Get your slow jam on Kaká & Caroline!