Number 1 is the lie; I did this to my brother, not the other way around. To be fair, though, I distinctly remember arranging a nice pile of leaves below him to cushion the impact of his fall, and the bone he broke was a very small one! On the other hand, he was only three (I was six), and using him as a guinea pig to determine if the same jump would be safe for me was probably...um, not a very nice thing to do?
Also, if anyone is interested, a butt-tongue looks something like this:

:( :( :(
Currently Loving:
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