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2.
A British Let's Player who is famous on YouTube for his survival horror Let's Plays. He has won over thousands of fans with his witty commentary and roguish personality.
"I've watched Helloween4545's LP's so much that I've started calling all dogs 'Mr. Satan' and threatening to shoot them with my 'Mr. Shotty'."

"Isn't he that British gamer with long hair? Delicious!"
by Princess Button February 08, 2012
 
1.
A Famous Youtube Letsplayer,

Helloween4545 is a funny brit who makes anyone laugh
he has Letsplayed games sutch as, Cryostasis, The Suffering, Amnesia: the dark desent, Call of Cthulhu; Dark Corners Of The Earth and Many others.
He is funny in his irrational British way
His likeings are, Molestation of dead people, pancakes, horrer survival, and pointy objects
Bob: What are you watching?
Tom: Amnesia: the dark desent
Bob: oh whos playing it?
Tom: Helloween4545
Bob: Ugh, why cant brits just stay in british land, and leave us americans alone
Helloween4545: who you calling a slimy brit?
*Bob gets impaled by pointy alien tail*
Tom: this is why i love Helloween
by The Marek March 31, 2011