Below is a video of the Beta version of the nintendo DS game, Elite Beat Agents (EBA). The beta shows many small differences that weren’t present in the final version of the game. These many things include flames on the bottom of the touch screen for a certain amount of consecutive beats, pink circles for completing song sections, different girls in the car and different transitions used. Some audio differences are also in place. Those include different voices (such as the announcer at the start that says “Mission” and a few sound effects.
You can see more beta Ouendan / EBA stuff in our archive: Ouendan / Elite Beat Agents [DS – Concept/Beta]