Jumping.

[desnap]

So my piggies, Cinnamon and Fudge, keep jumping around like mad. Is this normal?

 

[DMS260820]

Do you mean popcorning? Look on youtube

 

[Wiebke]

So my piggies, Cinnamon and Fudge, keep jumping around like mad. Is this normal?

Yes. We call it 'popcorning'. It is an expression of happiness and boundless energy and is often combined with running at full speed ('zoomies'). You can find some videos in this guide here:
Enrichment Ideas for Guinea Pigs

 

[desnap]

Yep thats it. Thanks.