By Joe Middleton and Joel Adams For Mailonline
Published: 23:21 BST, 16 June 2019 | Updated: 23:25 BST, 16 June 2019
Prince Philip allegedly told Harry that 'One steps out with actresses, one doesn't marry them', as he was warned against tying the knot with Meghan Markle.
Philip, 98, is thought to have made the comments when it became clear the couple were becoming serious.
It is also understood that Harry's brother William may have given his own piece of relationship advice.
As reported by The Sunday Times, he is said to have asked Harry 'Are you sure?', in reference to Meghan, shortly before the Duke of Sussex proposed in 2017
Despite the supposed advice Harry received from his grandfather (pictured) and his brother, he went ahead and proposed to Meghan
Prince Harry is thought to have be warned about the