Prank of the Day: With a nod to The Lost Boys' Greasy Sax Man Timmy Cappello, a prankster walks around Los Angeles playing George Michael’s "Careless Whisper" to an unwitting audience.

[thd.]

Urban Improv of the Day: Comedian Chadwick Elliott happens to look a lot like King Philip IV of Spain, so, naturally, Improv Everywhere dressed him up in regal attire and installed him next to the Metropolitan Museum of Art's 400-year-old Velázquez portrait of King Philip IV to conduct an unauthorized autograph signing event.

[

Lights Out: Ah, the ol' creepy little girl in the hotel corridor gag. Works every time.

[bestofyt.]

Trolldad of the Day: Gallant Dad spends 80 hours building a giant snowman slide for his kids to play with. Goofus Dad spends a couple hours building a giant snowman statue to scare the bejesus out of his kids with.

[reddit.]

Science Experiment of the Day: A spoon made of gallium -- a substance which melts at ~86 degrees Fahrenheit -- is dipped in hot water.

Make your own gallium spoon and shock your friends! Now you're pranking with science.

[reddit.]

Scare Tactic of the Day: We've secretly sicced a gorilla on a group of NFL prospects exercising in a sandpit.

Let's see what happens.

[thanks cw!]