English Phrase: Been there, done that
Been there, done that is a way to say that you have experienced something before.
Sometimes people expand the expression by adding got the T-shirt at the end.
Many people like to purchase souvenirs, and a very popular souvenir is, you guessed it, a T-shirt!
You can use it with your friends when trying to make a plan for the weekend.
Hanako: What do you want to do this weekend?
Benedict: I don’t know? How about you?
Hanako: Well, we could go to Tokyo Tower.
Benedict: Nah.
Hanako: OK, how about Tokyo Disneyland then?
Benedict: Nah, been there, done that, got the T-shirt. Besides, Disneyland will be chock-a-block with people on the weekend.
Hanako: How about we just drink beer and watch sports on TV.
Benedict: Yeah, that sounds good.
Hanako: Argh!