Complex sentence: In addition, season 4 follow the adding of singer voting in season 3, let the singers to vote the best 3 that they think, this ranking will not count in the results, the 1st can choose his order of performance.
Split into simpler sentences: In addition, season 4, following the adding of singer voting in season 3, let the singers to vote for the best 3. This ranking does not count in the results, but the 1st can choose his order of performance.