'Now You Know We're Allergic to Peanuts.'
2K Sports promotes video game MLB2K9 with an ad where a Giants player schools his (adorably earnest) virtual self in both work and play.
It's witty work, a big plus considering there's no genuinely exciting way to hype a video game about baseball.
Agency: Ground Zero.
UPDATE: If you'd like a more mundane version of this piece, click here.