American singer songwriter, rapper, producer and comedian Oliver Tree goes through his fridge and introduces us to some of the unhealthiest, most sugary food available, all forming part of his surprising new weight loss diet.

After showing us the pizza and ice cream in his freezer, Oliver Tree talks about his Gatorade obsession, and the correct uses for the various colors available. He is most proud of his “Candy Corner” and secret personal stashes in the kitchen. We begin to wonder whether this new diet is doing him much good at all!

English singer Olivia Dean and her band cover her favorite Christmas song while dressed in festive costumes.

Olivia Rodrigo is a singer and actress from California. "Driver's License" is her debut single and was an instant hit that was streamed millions of times.

Lucy talks with TV host Jeremy Hassell to find out what's trending in NYC. Watch the dynamic duo as they talk about men's fashion and the best areas of Manhattan for spotting new trends.

The group is concerned about global and environmental issues. They want to take action, but must find a base to work from. Meanwhile, off the coast of Brittany, a new environmental disaster is occurring...

Maestro listens as the kids tell him about all the things they see going wrong in the world, their fears, and their frustration that so little is being done. He wants to know if they have any solutions.

Maestro shows what can happen at conferences on the environment, where the blame is passed from person to person and little is resolved. But he also sees the necessity of paying attention to such issues, and encourages the kids to continue with their own plans to promote change.

Traveling aboard the flying globe that Maestro himself has invented, the young environmentalists set out to see the situation in other parts of the world up close.

Maestro takes the kids across the world to show them what is being done to deal with the worst issues related to waste and pollution.

The kids are frustrated with how slow things seem to be progressing, but Maestro boosts their enthusiasm with some good news: Their search for a workspace is over, and a new environmental movement is born — The Guardians of the Planet!

It’s very warm for November, and the kids are playing outside. They’re convinced that the greenhouse effect is responsible for the unusual weather, and think it could make a good subject for the next issue of their newspaper.

Maestro speaks about the Earth’s atmosphere, and explains how the greenhouse effect is changing the planet’s ability to regulate its own temperature. The kids want to know what is being done about the problem, and what the outcome might be.

The Gulf Stream plays a big part in maintaining the temperatures we are used to, and Maestro explains that if it is interrupted, parts of the world could become colder as an unexpected result of global warming.

When a message arrives from an Inuit correspondent, a small team sets off to investigate the environmental changes that threaten the delicate balance of life in the frozen north.