It’s Kard to say who’s oldest..

THERE’S a 22-year age gap between Madonna and Kim Kardashian – but you’d never know it from this photo.

The pals posed for a selfie – one with a cartoon filter – at the launch of the singer’s new MDNA skin care line at Barney’s New York in Beverly Hills.

It’s a good advertisement for her new products.

For it’s thought when Queen of Pop Madonna, 59, asked 37-year-old Kim if she wanted to know the secret to her youthful looks, the reality star replied: I’m all ears...

MATERIAL GIRLS Kim and Madonna launch the singer’s new skin care range in Beverly Hills yesterday EAR WE GO The pair pose for funny selfie