Quotes / It's Been Done

You have disappointed me, Trunks. You told me you'd show your special power, but all you did was pump up your muscles, and there is nothing special about that.
Perfect Cell, Dragon Ball Z

Eh, it's been done.
George Harrison on the Be Sharps, The Simpsons

If you're looking to cash in on the next big idea, the smart money is that it was already written about in a Donald Duck comic.

Oh, you have got to be kidding, sir. First you think of an idea that has already been done, and then you give it a title that nobody could possibly like! Didn't you think this...
... the best-seller list for eighteen months! Every magazine cover had...
... most popular movies of all time, sir! What were you thinking?
[beat]
I mean, thank you, come again.
Apu Nahasapeemapetilon, The Simpsons
http://tvtropes.org/pmwiki/pmwiki.php/Quotes/ItsBeenDone