Pranking friends and coworkers never gets old, but old stand bys like covering a colleague's desk in tinfoil can feel tired.
Product Hunt, a discovery site focused on new products, put together a collection of the best apps and services to catch your pal off guard or at least make them crack a smile.
These are some of our favorites.
Prank My Ride lets you easily alter photos of a friend's (or parent's) car and add fake dents, shattered glass, scratches and more.

Check out Prank My Ride.
CatFacts lets you spam your friends anonymously with endless facts about felines. The service also offers dog and sloth facts.

Check out CatFacts.
Turn Down for Webpage blasts Lil Jon's rap song "Turn Down for What" on any webpage.

Check out Turn Down for Webpage.
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