Welcome to PokéCommunity! Register now and join one of the best fan communities on the 'net to talk Pokémon and more! We are not affiliated with The Pokémon Company or Nintendo.
I know there is in Firered and Leafgreen, all you have to do is use Strength on the truck to push it to one side, and Mew is in beetween two white borders. It really works, I tried it!