Last year the star had been very open about how rehab has helped him battle alcoholism.
He told Mr. Porter’s The Journal back in October 2016: ‘It has all these connotations, but it’s just an extended period of talking about yourself . People go for all sorts of reasons, not all of which are chemically related.
‘But there’s something to be said for pulling yourself out of the grind for a period of time and concentrating on recalibrating the system. And it works. It’s great.’