Related:

• Carl: Hey, where's Homer? How'd he get out of this?
  Homer: [from the top of a cliff] Hey, everybody!...
• Anyone can walk on water, just know where the rocks are.
• Slippery when wet.
• OSHA's Discovery: Wet manure is slippery.
• Water: liquid that freezes slippery side up.
• Even though I was their captive, the Indians allowed me quite a bit of freedom.
  I could walk about freely, make my own meals, and even hurl large rocks at their heads....
• Bartenders do it on the rocks.
• Beware of low-flying rocks.
• Falling lenses are attracted to rock