Hey You! What If... (2020)

Season 2

Comedy science series for children aged 6 and over made to blow your mind, one question at a time!

Released March 2, 2020 Episode 5 min 2+

Genres: Comedy, Family

Network: CBBC

Country: United Kingdom
Languages: English

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Neil Reynolds
Actor

Damian Clark
Voiceover

Mandip Gill
Voiceover

Kat Butterfield
Voiceover

Ben Shires
Voiceover

S2E1 - You Built a Mega Slide?

Could you build a slide to the other side of the world? You would need to start in space, use the slippiest slide ever and make sure you have enough supplies before you go down it.

Sept. 5, 2022, midnight

S2E2 - You Walked Through Walls?

Wouldn't it be cool to be able to walk through walls? From turning into a gas to quantum trickery, we discover why it wouldn't be quite as useful as you'd like.

Sept. 6, 2022, midnight

S2E3 - We Got Rid of Bugs?

Bugs might be annoying, but we would soon regret it if we got rid of them - all our favourite foods would disappear, and there would be dung everywhere.

Sept. 7, 2022, midnight

S2E4 - You Needed Two of You?

From cloning to 3D printing, what if we could actually make copies of ourselves?

Sept. 8, 2022, midnight

S2E5 - You Could Stop Global Warming?

Imagine if we had a thermostat that could turn the world temperature down - could we fix global warming? But be careful, a few degrees too far and could cause an ice age.

Sept. 12, 2022, midnight

S2E6 - You Lived on Venus?

Venus has acid rain, crushing pressure and is hotter than an oven, so it might not sound like the ideal place to live. However, up in the clouds it's almost just like home.

Sept. 13, 2022, midnight

S2E7 - You Could Shout Round the World?

Find out how to shout from one side of the world to the other.

Sept. 14, 2022, midnight

S2E8 - You Were Invisible?

We try out three potential ways to become invisible and discover some surprising side effects.

Sept. 15, 2022, midnight

S2E9 - We Had Two Suns?

There is a way that Earth could have a second sun, so we try it out to see what happens.

Sept. 16, 2022, midnight

S2E10 - Your Mind Could Move Things?

We imagine a world where it's possible to move things with your mind like films, but find that the laws of physics mean that this superpower wouldn't quite work like you expect.

Sept. 19, 2022, midnight

S2E11 - Animals Were Supersized?

We look at whether some animals can get gigantic and find out that if you are being chased by a giant snail or a humungous butterfly, then fear not, you must be dreaming.

Sept. 20, 2022, midnight

S2E12 - You Walked on the Ceiling?

We try using a gravity-bending black hole and spinning the earth faster to see if we can make it possible to walk on the ceiling.

Sept. 21, 2022, midnight

S2E13 - You Were the Last Person on Earth?

What would the planet be like if all other humans disappeared, leaving you as the last person on earth?

Sept. 22, 2022, midnight

S2E14 - You Built a Giant Sand Castle?

Is it possible to build a sand castle the size of a real castle? We imagine how it could be done, using a pneumatic drill and a huge, solid gold steamroller.

Sept. 23, 2022, midnight

S2E15 - You Shrunk the Earth?

We find out what would happen if you shrank the earth. You could jump higher and move faster, but you would end up with altitude sickness even at sea level.

Sept. 26, 2022, midnight

S2E16 - Money Grew on Trees?

If you had a tree that could grow money, would that make you rich? Even if you wait 20 years for your tree to grow, you will probably end up no richer than you started.

Sept. 27, 2022, midnight

S2E17 - You Flew Like a Superhero?

Flying like a superhero may sound like enormous fun, but there are some serious downsides that Hollywood does not tell you about - weather, extreme cold and even fizzy blood.

Sept. 28, 2022, midnight

S2E18 - There Were No Colours?

Imagine removing all the colours one by one? It would change more than just how things look, and after taking out just three colours, we would not be able to see anything at all.

Sept. 29, 2022, midnight

S2E19 - You Only Ate Burgers?

If everyone in the world ate nothing but cheeseburgers, we would run out of land, and even if we went meat-free, we would have to invent some crazy burgers to get the nutrients we need.

Sept. 30, 2022, midnight

S2E20 - You Threw a Ball Round the World?

To throw a ball around the world, you need to start out in space, throw it ten times the speed of a bullet and make sure your ball does not explode when it hits the atmosphere.

Oct. 3, 2022, midnight

S2E21 - You Built the Tallest Building on Earth?

We reveal how to create the ultimate in tall buildings by going to the moon and taking inspiration from wedding cakes.

Oct. 4, 2022, midnight

S2E22 - You Had Kangaroo Legs?

To win a marathon, are you better off with the bouncing legs of a kangaroo, the long legs of a T. rex or sticking with the legs of a human?

Oct. 5, 2022, midnight

S2E23 - You Were Indestructible?

We imagine becoming unbreakable by removing our bones, turning our skin to metal and finally by becoming completely elastic, but indestructibility isn't everything we hoped for.

Oct. 6, 2022, midnight