A DRIVER has been caught speeding on the motorway.

One unsuspecting driver was busted by police for doing 101mph on the M40 - more than 30mph above the speed limit.

Thames Valley Police Roads Policing team took to Twitter to share a picture of the speedometer.

They wrote: "Driver has been reported to court following his excess speed stint along the M40.

"He hadn't a clue I was behind him."