Best / worst pranks

Minera

So recently I've been looking at prank videos on YouTube some really funny and others I'm guessing you 'had' to be there and others just plain dangerous!
My current favourite prank is the spider dog on you tube. What prank story's do the rest of ye have?

eamonnq

https://www.youtube.com/watch?v=TXPQY_VRP6M

HalloweenJack

The buttered floor prank is my favourite.

https://www.youtube.com/watch?v=0EEgM92_LGU

Mathrew

There are a lot of prank videos on youtube, what I like the most are JustforLaugh's pranks, they're very funny, you should check it out.

biko

Brazilian pranks bike thieves

https://www.youtube.com/watch?v=v0Ngfwr41U4

DarkyHughes

https://www.youtube.com/watch?v=9Swptd_NLDs

"alright just tell me how to make it ****ing work" "It's like being in the ****ing army" "it's like being in the ****ing secret service all these coded messages" all these secrete codes" "oh ladie da" "you can imagine the poor bastard" "tell you the truth it's not even my computer if you know what I mean"

"what's done is done is what he said yesterday"