...when you're playing in English with non-native English speakers.
"Ok, this is a place you go to buy things, like a tienda, when you're going to be working out a lot or something."
"We have no idea what you are describing."
"It says sweatshop."
"Oh my god. Nooooooooo."
...or when you are a native English speaker, but you've been speaking Spanish so long that you sort of forget English.
"Ok, I have no idea why these two words go together in a phrase. Hole. Punch."