2. Then, fly to Viridian City.
3. Talk to the old guy that teaches you how to catch a Pokémon (say "no" when he asks you "Are you in a hurry").
4. Then fly to Cinnibar Island.
5. Surf on the right side of Cinnibar Island (when you're surfing, you must look like your on half land/water.)
6. When you find a pokemon Named Missingno., kill it, when you look at your sixth item, it will have a screwed up number beside it, meaning that it has been duplicated.)
