Quite some time ago, a poster asked for suggestions for retro T-shirts. People suggested truffle shuffle etc but someone mentioned a website that sold 'spin off' tees. I don't know if that's the best way to describe it actually, ok probably rambling. So for example rather than a 'Saved by the Bell' T-shirt it would be Bayside Diner or for Jaws it would Ammity Island cafe or whatever.
I filed it away in my mind for months and kept ordering but now I've totally forgotten what it was called, any suggestions please.