DOCUMENTARY

ON A HIGH The celebs and the bus ITV, 9pm

FIVE celebs smoking pot in the name of research – congratulations ITV, you win the award for weirdest reality show.

W, 8pm You feel mixed emotions when watching these camera-rigged medical shows. It’s a bit like gawping at a car crash, but this series is also a fascinating and humbling insight into the work of frontline paramedics.

And as this second series filming the West Midlands Ambulance Service kicks off, there are three stories that will leave your heart in your mouth.

Andy, 36, has been attacked by a gang and has suffered stab wounds to his head and back.

Brogan, 24, is in anaphylactic shock – his allergy triggered by the nuts in someone else’s meal.

And Tyreece, 10, may have a potentially serious head injury after going over the handlebars of his bike.