I learned to spell from my British Grandmother and therefore spelled colour and favourite incorrectly on all my spelling tests in grade (grammar) school.

British Aubergine is Eggplant in the US.

British Bumbag is a funny pack in the US.

The British exit signs do not say exit. They say "Way Out," which an old hippie like me thought was the most hilarious thing in all of England.

A bit Peckish in UK means a bit hungry in the US.

When there was a merger, they renamed all the Sav-On Pharmacies in California OSCO until they found out that it sounds like the word for bad medicine in Spanish.