Unbearable Sours from The Confectionery Company. It has no artificial colors nor artificial flavors. It's not too sweet and not too sour, and it can be quite addictive.
Starburst Party Mix. It's more sour than the "unbearables" and sweeter. It's very colorful... do you find that the Starburst worms taste better than the Starburst fruits?
Freddo the Frog, by Cadburry:
This Freddo is a mix of white chocolate and milk chocolate. It's a bit too sweet for me. What's interesting about Freddo is the temporary tattoos that come inside the candy pack.
Here are DH and my forearms... we're crazily back to being kids again!