IMO episode 23 should be off limits to future abridgers. This idea can't be topped.

Original Videos:
Episode 23: http://www.youtube.com/watch?v=SzXanaGji3k
Episode 24: http://www.youtube.com/watch?v=hxzWE_0EPtg

BGM used:

Pokémon Red/Blue - Rival Appears, Pewter City Theme
Air Gear - Skygrinder