Just hours after Tweeting about "taking a girl out of town," RadarOnline.com knows exactly where Ryan Seacrest whisked his lovely Julianna Hough. They're in Cabo San Lucas!

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On Friday, Ryan tweeted, "What are the rules when a guy takes a girl out of town on a 3-day weekend? King bed? Double beds? 2 rooms?"

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We're guessing he went with the "king bed" option because, as RadarOnline.com has previously reported, Seacrest is set to pop the question to the dancer-turned singer/actress.  He's even already selected her engagement ring.

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The two have been dating since April but kept their romance low key for the first several months.  Not any more.

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Julianne, who found fame as one of the pro dancers on Dancing With The Stars, is the leading lady in the remake of Footloose in the role originally played by Lori Singer.  It's scheduled to be released in October.

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