Stupidity

Dude: Buenos Aires, eh?
Bimbette wearing Buenos Aires t-shirt: I gotta represent for my Puerto Ricans!

Summit Park Clubhouse
Philadelphia, Pennsylvania

Overheard by: rock.star.

Gray-haired lady: It smells like tacos in here.
Older blue-haired lady, gesturing toward Latino family several feet away: I think it's those people over there.

Metropolitan Airport
Detroit, Michigan

Man to friend, very seriously: Now, when you shower, do you stand up?

http://www.overheardinminneapolis.com/2007/08/i_dont_know_have_i_been_drinki.html

Overheard by: I prefer the fetal position

Blonde: Um, no, actually, a penguin is a mammal. I learned that from Morgan Freeman.

Halifax
Canadia

Girl #1: No, dude, I never knew New Jersey was in New York!
Girl #2: Yeah… I didn't even know New Jersey was a city!

http://www.overheardatmcgill.com/archives/2007/04/03/which-is-in-new-england-no-thats-all-wrong-im-certain-we-must-have-been-changed-for-new-rez-girls/

Overheard by: Ian

Super gangster teen guy, looking at Victorian book: Yo, why there so many pictures from Greece and Rome?
Super gangster teen girl: Greek is in Rome!

Bedford
Nova Scotia
Canadia

Overheard by: Heather

Cashier: Our credit card machine is down right now. Will that be cash or credit?
Customer: Gee, I guess cash… then.

Fast Food Restaurant
Fort Lauderdale, Florida

Overheard by: Kate

20-something chick, gravely: I'm having severe intrusive thoughts about buying a medium popcorn.
Friend: So go buy a popcorn.
20-something chick, gravely: No, you don't get it. I'm serious.

Vancouver
Canadia

Host to dumb tourist: Would you like to sit inside or in the garden?
Dumb tourist: What's the weather like in the garden?
Host: I'm going to guess that it's the same as outside the front door you just walked through.

Restaurant
Charleston, South Carolina

Overheard by: Crash

GameStop employee #1: No, dude, I swear, Puerto Rico was the 48th state.
GameStop employee #2: No it's not, dummy! Puerto Rico is not the 48th state. It was the 49th!
GameStop employee #1: Well, why don't I just look it up on my cell phone, I bet I'll prove you wrong. How do you spell “Puerto Rico”?
GameStop employee #2: P-o-r-t-o R-e-e-c-o?

Fleming Island, Florida