Vroom! Vroom! House goes racing with Cuddy, Sam and Wilson on the episode "Selfish.'
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It's a car-based double date on the House episode "Unwritten." Cuddy and House go out with Sam and Wilson.
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A children's author is this patient of the week. She deals with House in this episode still.
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House Season 7 Episode 3 Quotes

Which of these says "I want to sleep with you" more? Penguin or beaver? Beaver. Beaver. Beaver. You're right. It's too high school.

House [examining stuffed animals]

House: I've been busy.
Cuddy: Doing what?
House: You.