BOOM: Wahlberg to Bieber: ‘Pull your pants up, make your mom proud and stop smoking weed, you little bastard.’

So, when Mark Wahlberg blasted wayward teenager Justin Bieber on Tuesday you know that ‘the Biebs’ knew that the superstar actor was straight talking with him.

The 19-year-old has endured a summer of madness with various run-ins with both the police and photographers that culminated in him facing an assault charge for spitting on a DJ during a Cleveland nightclub brawl.

And all of these incidents have not been lost on the 42-year-old producer and actor who had been rumored to be lining-up Bieber to star in a future basketball movie alongside him.

The 2 Guns star – who got in trouble with the Boston police numerous times as a teen and who developed a drug addiction before turning his life around – has stepped up to the plate to put Bieber firmly in his place.

The Fighter star told the UK Sun newspaper:’Justin, are you listening?’

‘Don’t be so naughty, yeah? Be a nice boy, pull your [pants] up, make your mom proud and stop smoking weed, you little bastard.’

Read more: dailymail.co.uk