Donnie has his foot on the floor on the Knockhill racing circuit, where he joins petrolheads on a 'hot hatch' day. Unlike public roads, you can drive as fast as you like on the track, with no speed restrictions! Donnie gets a masterclass on how to drive safely at speed, and enjoys every minute. Linda is test driving the new Mercedes A class in Montrose. It's packed full of new safety features and she decides to try the self park system. Can the car really park better without her hands on the steering wheel? Wacky Races gets messy this week - can Murray's lead be toppled? Donnie and Linda are determined to wrestle the Cup from his grasp. And Morven Graham tells us why her Honda Civic is the right car for her.

Donald 'Sweeny' MacSween guides us through the weird, and wonderful, world of Wacky Races in this hour-long compilation. Join him as he takes a look at all the challenges from series 6, and has a good laugh at everyone's favourite moments! Costumes, cars and craziness feature in abundance, as Murray, Linda and Donnie compete for the title of Wacky Races Champion. Who will earn the honour of lifting the cup this year?