We kind of invented this percussive rhythmic sound. Guitarists playing rhythmic parts often play sixteenth notes, including with percussive "ghost notes". They use a vast array of both melodic and percussive instruments. McLaughlin overdubbed parts to create lush soundscapes, aided by Gurtu's unique percussive sounds. Their music utilizes down-pitched, distorted vocals and percussive and vocal loops. It allowed him to create passages that were both percussive and melodic. Slapping and popping are ways to produce percussive sounds on a stringed instrument. Apala is a style of vocal and percussive Muslim Yoruba music. Draiman has a distorted, operatic baritone voice and percussive singing style. Related research has been conducted into neural entraining with percussive polyrhythms. This bowing technique is somewhat rarely used, and results in a muted percussive sound. Recitation, music, and even percussive footwork sometimes accompany the performance. Apple's characteristic piano-playing is still evident, but takes a more percussive form. There is an emphasis on making percussive sound with the toes. Hymns, whistles, spectacular costumed dances and percussive music marked different phases of the rite.