Pokemon Crystal Discussion
to check wheither it happy or not, go to goldenroad city, search a house that can be enter above the bicycle shop, talk to the lady (make sure your eevee on the top of the list). if she say eevee is happy then it will evolve anytime when it gain level.
Battling without losing is the best way to go Everytime you let it faint it likes you less, everytime it defeats another pokemon it gets all chipper.
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