The Insider.com

Ever wonder what Penelope Cruz and her fashion model sister do while they're lounging around in their Modern Architecture mansion's breezy back yard? Now it can be told…

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Video: 'Abe Lincoln: Vampire Hunter,' Nintendo Style!

Apparently, Penelope and younger sister Monica like to make faces at each other, speak in thick, at times-unintelligible English and wager over a game of New Super Mario Bros. 2 for the Nintendo 3DS and Nintendo 3DS XL.

Related: Where Penelope & Javier Go For Date Night

Of course, the famous siblings are just hamming it up for a new Nintendo commercial with a fun twist at the end – the loser has to dress like Mario, complete with red overalls and twirly mustache, and ask a street vendor for a mushroom.

Nice to know those Cruz kids have a sense of humor…