Avon and Somerset's newly elected Police and Crime Commissioner, Sue Mountstevens, joined officers as they carried out random breath tests on drivers during the festive period.
180 people have been arrested in the force area as part of December's Operation Tonic campaign.
She urges people to shop a drink or drug driver by ringing 999 or texting the word 'drunk' to 81819, giving the driver's details if they see anyone getting behind the wheel while under the influence:
More top news
A dancing postman from Torquay has become an internet sensation after a video of him 'delivering a parcel' has received over a million views
We've been in awe with all the pictures you've been sending us. Here's as many as we can fit!
A mother whose son died taking a so called "legal-high" drug, is calling for them to be banned to save other young lives.