Shocking truth behind Matty McLean's 'third nipple' revealed and PJ Harding can't believe it!

For years Matty McLean has had a go-to fun fact about himself locked and loaded ...

He has a third nipple!

However, this interesting anomaly has always just been a self-diagnosed hunch.

So Matty & PJ on The Hits Drive decided to get an expert to weigh in.

Dr Sean joined the hosts to give his two sense on the matter - and what he had to say left both Matty & PJ completely shocked!

After examining photos Matty had sent Dr Sean, he concluded that yes, the third nipple in question is in fact a nipple!

But what's more - Matty also has a FOURTH nipple!

Watch Matty & PJ's hilarious reaction above.

Listen to the full discussion on Matty & PJ - The Podcast. Subscribe now on iHeartRadio, or wherever you listen to podcasts to never miss an episode: