To sing high notes with different styles and emotions, you need to experiment with different elements of your voice, such as pitch, volume, timbre, and vibrato. For example, to sing high notes with different pitches, you can use belting for pop or rock music, falsetto for soul or R&B music, whistle for classical or opera music, and head voice for musical theater or jazz music. To sing high notes with different volumes, you can use dynamics to create contrast or emphasis, crescendo to build up tension or excitement, decrescendo to create calmness or release, and breathiness to create intimacy or emotion. To sing high notes with different timbres, you can use tone color to create variety or interest, modulation to create mood or atmosphere, distortion to create intensity or edge, and nasality to create character or humor. Lastly, to sing high notes with different vibratos, you can use speed to create energy or relaxation, depth to create fullness or subtlety, and onset to create stability or expression.