I were supposed to make this post some time ago, but here it is.
You might have played the banjo games, maybe some of you discovered stop’n'swop.
It took what? 7 years before people had discovered how to unlock everything in stop’n'swop.
But no one knows what it was really supposed to be for.
Now, 10 years later, with the rerelease on XBLA they finally added a real use for it, it unlocks stuff in the sequel, Banjo-Tooie.

All well, right?
No, because the last egg unlocks this:

Yeah, 3 more eggs, old pic, I’ve got them now.
Why Rare, why? Though partially hillarious, it’s just mean.