IT was a fair cop on Radio Clyde this morning as the Boys in Blue made an unexpected on-air appearance.

Police Scotland's finest phoned in to Clyde One to chastise travel presenter Cassi Gillespie after she referred to the overtaking lane as the 'fast lane'.

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The radio personality took to social media to admit she felt like a criminal following the constabulary's call to upbraid her terminology.

UK rules stipulate you should only overtake when the road is sufficiently clear ahead, road users are not attempting to overtake you and that there is a suitable gap in front of the road user you mean to overtake.

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The right-most lane on UK motorways is intended for overtaking only, not for sitting in - or going fast. A fact we suspect Cassi won't forget anytime soon.