The most American thing is happening this weekend: the Pokémon National Championships. That's both Pokemon the videogame and Pokemon the trading card game. Both will be live streamed through Twitch at the above channel (during the times listed below).
Someone call me when they have a national championship for X and Y trainer videos because mine is the best.
Saturday, July 5
Noon to 5 p.m. : Pokémon Video Game
5 p.m. to 9 p.m. : Pokémon TCG
Sunday, July 6
9 a.m. to 2 p.m. : Pokémon TCG
2 p.m. to 5 p.m. : Pokémon Video Game