One Piece Dragon Ball crossover - Not fan made.

[TigerRaptor]

Quick promo of them interacting with each other.

[youtube]9zJ9cFr1WNU[/youtube]

[Isaac]

I haven't seen... either of these.... shows

[TigerRaptor]

Well then stop watching My Little Pony.

You need to be big boy now.

[Isaac]

HAHAHA F!! U!!!!

[Top Gun]

Heh, those look like promos for the back-to-back One Piece and Dragonball Kai premieres in Japan; the block had some special name that I don't remember. When Kai ended, I think Toriko took its place.