Zappa's ghostly partner, S-Ko, is based on the character of Sadako, the ghost girl from Ringu.
Sol-Badguy has "Rock You" on his head band.
Ky-Kyske's first Overdrive is named after a Metallica album, "Ride the Lightning".
Chipp Zanuff's name is based on a band named Enuff Z'nuff, whose lead singer's name is Chip.
Sol's name is Frederick.