PHYSICS!

Kenneth, Amanda, Kai Ping, Eugene and Benedict:

I just thought of this..

I KNOW WHY I WAS THE ONLY WHO FELT MY BUTT VIBRATING IN MCDEES!

because,

Physics, form5 chapter 1: Waves.

The frequency of the music at McDonalds matched the frequency of my butt.

Thats why my butt vibrated!

See! I paid attention in class :):)

A photo.

Just in case you guys forgot which day it was..