How does "Sin City" stack up against "The Happiest Place on Earth"?

We're all familiar with Las Vegas' slogan "What Happens in Vegas Stays in Vegas."  

How would you end the phrase "What Happens in Disneyland..."?  Maybe "You'll Treasure in Memory Always!" or "Ain't Cheap!" or "Is MAGIC baby!".  But you certainly wouldn't be afraid if word of what happened there got out. 

While Vegas would really like for it to be a "bad boy" town - except for gambling, there isn't much special about Vegas - beyond the decorations meant to bring you inside.  Here's our breakdown of the reason Disneyland, for adults without children, is a much better bet than Las Vegas.