This is the Guardian.

This message was paid for by crisis.

My name's Alice and I'm the Christmas resources manager at crisis.

For many years over Christmas we've provided services for guests who are living in unstable housing.

This year in particular with the cost of living crisis we think that the need will have gone up.

It's important that crisis keeps going because it's sort of taking the pressure of people who are pushed into homelessness.

To find out more about donating to crisis this Christmas visit crisis.org.uk.

Slash the Guardian or go to theguardian.com forward slash ending homelessness with crisis at Christmas to learn more.

Hi pod fans Max here Barry's here too.

Hello!

Bubble Weekly is supported by Sainsbury's. Sainsbury's is teaming up with comic relief this Christmas to help nourish the nation and tackle food poverty.

They're encouraging customers to become super secret centers by donating to comic relief in store and online.

And what's more, Sainsbury's are matching your donations to comic relief up to the value of £1.5 million.

That's great for a generous.

I know it should be a secret but what would you get me if it was a secret center?

Well I think I'd kill two birds with one stone Max I'd buy you a copy of inverting the pyramid.

So I'll wrap that up and give it to you by inverting the pyramid by our friend Jonathan Wilson.

Then I would keep the receipt and I would put that in a card and it would send it to him.

And I suspect he would get more joy out of the fact that he's going to make a couple of pounds out of me

than you would from having to find a space for that on your shelf to gather dust while it sits there unread.

I did get to page 171.

So anyway as I was saying be a super secret center with Sainsbury's by rounding up your bill or

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