https://www.youtube.com/redirect?q=http%3A%2F%2Fjayvanhutten.com%2Fflappy&event=video_description&v=SNm9kNV9rnw&redir_token=tHs2QHrfjdT7oDVbxeo-9OgUZXB8MTU2NjAwNDM5MEAxNTY1OTE3OTkw
this is was coded and developed with the gb micro in mind so you would have to flip your 3ds sideways... kinda...