We're used to seeing Penelope Cruz dressed up in designer duds, but in the newest Nintendo ad, she's anything but.

Promoting Super Mario Bros. 2 on the handheld 3DS, Cruz is shown playing the game and ultimately losing a bet against her sister, model Monica. Unfortunately for the actress (but fortunately for us!), she has to don her best blue overalls and mustache to transform into Mario. (Spoiler alert: She still looks good with a mustache.)

Watch the ad below:

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