Music stars have been paying tribute to David Bowie today as he celebrates his 65th birthday.

The legendary musician has reached the milestone in relative peace and quiet, choosing to avoid the limelight in recent years.

A number of musicians have paid tribute to Bowie via Twitter, lauding his career and his work.

Gary Barlow said: "Happy 65th Birthday to the legend David Bowie. Funny I bought his Greatest Hits over XMas! All the best people born in Jan!"

Boy George meanwhile tweeted: "Happy birthday David Bowie, you changed my world for the better and I wish you only good things! x"