Sprites..really hard?

Last night I was interested in doing some sprite animation and downloaded a sheet of tiny pixelated drawings or mario. Do I then cut these out in PS and put all those tiny images into Flash and line them up correctly with eachother so it looks like they animate? Is that right because it seems like thats gonna take a [COLOR=red]crapfull[/COLOR] of time!:trout: :d: :puzzle: :*( ;( :!: :alien: