Especially when i forget im not walking in to a shop in the UK
Me: hey there wheres your chip isle please?
Clerk: isle 12
5 minutes later...
Me: Okay let me try that again, where your fries isle
Clerk: Oh you must ne English, isle 8
LOL
Then you have the crazy bag fillers at the checkout who want to talk to you at 9am in the morning about 'Europe' more specifically, what they were doing during WWII and do i know someone who lived in London back in the 40's
'Oh yeah i know him, a nice guy'