Do you remember the best friend of Sonic the Hedgehog? Yes, this is a cute fox with two tails! And this feature fully explains why this character is called Tails. But the two friends quarreled and transformed into their evil versions. Tails will dress up into images of Pikachu, Eggman and Knuckles to defeat the opponent who now will turn up as Sonic Exe. So this duel is going to be really awesome! Help the fox to win this rhythmical battle. For this, you need to catch all the beats of the music with no mistakes.