Chapter 90

'''The Peak Of ExPSItement! Karaoke Party''' is the 90th chapter of The Disastrous Life of Saiki K. (Saiki Kusuo no Psi-nan) published on the 10th of March 2014.

Characters

 * Saiki Kusuo
 * Hairo Kineshi
 * Nendou Riki
 * Kaidou Shun
 * Takahashi
 * Teruhashi Kokomi

Abilities Used

 * Song Cancellation Laser

Summary
Saiki's class has a karaoke party and Saiki is only there for the Grand Chocolate Parfait. However, everyone in the class must sing, and Nendou's voice has the power to kill.