Eminem may be best known for his rapping, but he has another skill you may not be aware of: creative gift giving.

Just ask Elton John. On Friday, Elton appeared on The Graham Norton Show and spoke about his friendship with Eminem — including the present he received from the rapper to celebrate his civil partnership with David Furnish.

"We had two diamond-encrusted cock rings on velvet cushions," says Elton.

"And I have to say, they have remained unused."