Glenn Taylor and Dave Hall were leading a Boy Scout excursion in Utah's Goblin Valley State Park when they pushed over one of the many mushroom-shaped rocks that have been there for millions of years. Worse, they posted a video of it on YouTube—with one man singing, "Wiggle It, Just a Little Bit" and high-fiving the other once the rock fell over.The men "are currently under criminal investigation," said a Utah State Parks official. "It gives you a pit in your stomach. ... This is not what you do at a natural scenic area." But Taylor and Hall insist they were performing a public duty, knocking over a precarious rock that would one day fall on someone. "We thought we were doing a good deed," Hall said. More [BJS]