Former Manchester United footballer Paul McGrath has appealed for help to try and trace his son.
McGrath issued a heartfelt appeal on social media regarding his son Paul.
He said police have been informed, and that they were all 'very concerned' about him.
It's not clear when or where exactly Paul was last seen.
The defender - who also played for Aston Villa and is considered one of the greatest ever Irish players - shared a photo of the two of them together on Twitter on Thursday night, appealing for people to keep an eye out for him.
He wrote: "Please retweet. Looking for social media help please.
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"Has anyone seen my son Paul in around Hale, Manchester, London or any airports in the past few days?
"Police have been informed but we are very concerned and someone somewhere might have spotted him. Thank you."
The post has already had 13,000 retweets.
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