Heart Gold/Soul Silver made me do it! D:

Athena takes pride in her accomplishments. She finds herself to be a rather adept athlete, and has always dreamed of competing in the pokeathalons. With Friday's mail comes a letter from her mother, as well as an application. This year, the pokeathalon is accepting high schoolers for their new "junior" division.

Unsurprisingly, the kangaskhan is rather excited.
Surprisingly, so is someone else...