Roary is nervous about his first race so Big Chris tells the tale of his first day at Silver Hatch.

Roary spills oil over the race track, but will his half-hearted attempts at clearing it up cause chaos for the other cars?

Big Chris causes chaos when he mistakes some flags for oil rags.

When Big Chris wants to make an omelette for breakfast, Roary offers to bring him some eggs from the farm, but how will he get them home without smashing them?

Big Chris and Roary must bring some sand back to the race track for the gravel traps, but once at the beach, they get distracted and start building sandcastles.

Big Chris has an ingenious way to clean Roary's fuel intake, but there are unexpected pitfalls to his plan.

Marsha's picnic blanket is covered in tyre marks, but is the usually mischievous CiCi to blame on this occasion?

Big Chris accepts the race challenge suggested by Marsha, but he doesn't stand much chance of winning - or does he?

Flash grows tired of the constant roar of engines and decides to divert the cars off the track - but someone could end up hurt unless Big Chris and Marsha step in

Rusty the caravan needs his friends to cheer him up.

Maxi's fuel supply has run out, but Roary may be able to include him in the big race after all.

Marsha forgets to charge the walkie-talkies, and everyone struggles to stay in touch.

Big Chris tries to fix Drifter's broken neon light.

The gang prepares for a special trip, but Roary cannot decide where they should go.

Roary and Tin Top offer to run the workshop while Big Chris has a nap.

Tin Top is trying his hardest to avoid any scrapes and crashes as an important car designer is coming to visit.

Maxi is not looking forward to the night race because he is scared of Ton-Up Tunnel on the race track, although he doesn't want to admit it.

Farmer Green is getting ready for a barn dance.

The racing car goes off for the day without telling anyone where he's heading, causing Big Chris to panic.

Mr Carburettor is in a panic as his mother is coming to visit and he needs everything to be perfect.

Big Chris is annoyed when his karaoke machine breaks down just when he needs to rehearse for an important competition.

Plugger realises he cannot do everything by himself - sometimes he needs his friends.

Big Chris gets himself in a pickle while flying a helicopter. Can Roary help him land safely?

Hellie breaks down and is unable to take Mr Carburettor to the opera. Roary needs to think of something - and fast.

Maxi is furious when Roary is offered his spare tyre warmers overnight. Meanwhile, there are some strange noises coming from the workshop.

Roary, Tin Top and Drifter are off to the seaside in search of buried treasure, but they are dismayed to find the beach is ruined by litter.

Roary desperately tries to warn everyone about ice on the track at Silver Hatch, but they don't listen to him.

Roary overhears Big Chris talking to Marsha and thinks that Drifter is about to be sent to the scrapheap. He and his friends pull together to prove to Big Chris that Drifter is a car worth keeping.

Big Chris has taken delivery of some specially filtered rainwater to make the cars run more smoothly, but he only has enough for one car. Who can impress him the most and earn the precious water?

Chaos reigns at Silver Hatch. Mr Carburettor is staying with Big Chris and insists on getting up very early. Meanwhile, over at the farm, Farmer Green is having problems getting up at all! Will Roary come up with an ingenious solution to help everybody?

Big Chris thinks Marsha is cross with him for telling Mr Carburettor she made a mistake. How will he make amends?

Maxi's engine needs a rebuild, but will it be done before the reporter from Wheels Magazine arrives to do an interview?

Big Chris is doing his best to relax but try as he might, there's always someone who needs his help.

When Tin Top reveals to Roary the one thing that frightens him, an eavesdropping Flash decides to play a trick on him.

Big Chris accidentally discards Roary's lucky teddy bear. It's a race against time to find it before it reaches the rubbish dump.

Roary and Cici are tricked by Maxi into thinking that the forest is haunted, but it's not long before the tables are turned...

An attempt by FB to outrace Maxi ends in disaster.

Roary must go back to school to brush up on his safety skills after he nearly crashes into Mr Carburettor.

Flash is fed up with the constant engine noises and decides to take matters into his own hands. Will Big Chris and Marsha realise what is happening before someone gets hurt?

There is a fuel crisis at Silver Hatch. Can solar-powered Cici save the day?

Big Chris has been invited to appear on a TV karaoke show. Will the success go to his head?

Roary is nervous about racing again after suffering a crash. Big Chris helps him get over his fears.

Roary has an argument with Cici and races back to the pits without her - just as a storm brews on the horizon.

Rusty is fed up of sitting in one place, so Roary and the other cars plan a special surprise for him. Will it work?

A water shortage at Silver Hatch means there is no water left to run the cars or even to clean them

When CiCi is chosen as Maxi's training partner, Roary becomes jealous of their new friendship.

It is Marsha's birthday and Big Chris is in charge of organising a surprise for her.

Roary has an argument with Cici and races back to the pits without her, just as a storm is brewing on the horizon.

Roary brings Nigel the crab back from the beach. But things go wrong when Nigel disappears.

Today, Roary is given a big responsibility by Farmer Green.

Tensions rise at Silver Hatch when Mr Carburettor wants to move with the times.

Roary must face his demons when he races against Maxi.