Look at "How do you get hm flash in blue?" On this site.
pikachu
Pikachu can.
On route 2 an oak aide is in a big building but normally you can't get there unless you use Cut. Using Cut you can get rid of trees and reach a secret path leading to the big building where the oak aide is and when you talk to him say yes to his question to get hm flash.
pikachu or electric Pokemon ......
mr.mime, pikachu, raichu. thats all i know...
teach a Pokemon the hm move flash
i think you should try and get a bauityfly
bellsprouts can learn it or pikachu (EDIT)** my togepi knows it
Electric and Psychic Pokemon can learn itExample from Bookz:Pikachu,Raltz,ETC
pikachu,clefairy,cleffa,jigglypuff, or cleffable.
There are a large range of Pokémon which are capable of learning the move Flash. For example, Pikachu is capable.
Pikachu can. Any grass or electric Pokemon may learn it.