1. Nyan Cat ebay.com • Pop-Tart pattern top• Rainbow pattern skirt amazon.com • Cat ears and tail 2. Scumbag Steve hatland.com • New Era 'A-Tooth' Brown-Wheat fitted baseball cap. Take note: Boston Redsox hats are no longer available. You'll have to settle for a Yankees, A's, or Giants hat. 3. Minecraft Creeper Via sogeekchic.com blog.memetales.com • Construction paper• Glue• Scissors• Carboard Boxes(Don't bring your baby to the bar.) 4. Courtney Stodden Tap to play or pause GIF Tap to play or pause GIF Tap to play or pause GIF Tap to play or pause GIF Via buzzfeed.com Via amazon.com • Blond Wig • Metallic Eyeshadow, caked on extra thick.• Open-Toed Shoes• Anything you consider slutty. 5. A certain nude celeb we can't talk about. • Beige Towel • A Hair Tie 6. Ted Williams: The Man With The Golden Voice militaryclothing.com • Woodland Camo BDU Jacket costumewigshop.com • Salt & Pepper Wig blog.inkd.com • Cardboard Sign 7. Charlie Sheen ctv.ca View this video on YouTube Buy this really expensive Charlie Sheen mask, or just smoke a lot of crack and generally be an asshole. 8. A Gropaga (The Cult Of Inglip) ioffer.com • A red robe.• A Captcha printed on a sign. 9. A Brony mc-server.co.uk Just buy a bunch of My Little Pony merchandise and carry it around with you. 10. Princess Beatrice truthquake.com View this video on YouTube You can probably wear whatever dress you want as long as you have a hat that looks like a toilet seat with a ribbon on it. 11. Steve Buscemeyes Via eyesuckink.blogspot.com 12. Rebecca Black google.com • Long black wig community.killerdana.com • A teen girl's backpack• Indecisiveness about seating arrangements 13. Harold Camping sfexaminer.com • Buy an ugly suit.• Carry a Bible.• Be really old. hallowmeme.tumblr.com If you're in New York, check out the 3rd Annual HallowMeme Party, for the first time sponsored by BuzzFeed! Check out the HallowMeme Tumblr for more details!