Resident Evil 4 Commercial

Resident Evil 4 TV Commercial is a french commercial and it contains a screamer.

The ad cuts into a naked women breast feeding her baby in a bedroom with the narrator says: "Remember where you are, feel the most secure. Most comfortably, most liked. this place will never exist again" after a scene of an baby. but suddenly, the woman's face fades black and a zombie face shows up with a high pitched scream. It then shifts towards montages of gameplay videos after which the Capcom logo appears. After this, a zombie's face pops up again and now it ends.

This is often considered to be the weirdest commercials ever, ranking at #5 as "Zombie Breast Feeding" in the "Top 10 Weird Video Game Commercials" video, made by WatchMojo.com

Link
NOTE : The following video contains a screamer!
 * youtube.com/watch?v=fJ_lUQoXn8o