I went to it, and, trust me, you do not want to see it...
Giovanni: MEGAMEWTWO, OBSERVE AND LEARN!
Ash: OMG!, THEY'RE THROWING A NET OVER PIKACHU, AND BECAUSE I AM DACING, I DO NOT NOTICE!
Some trainer: ELECTRODE! EXPLODE!
Giovanni: HAHAHA, YOU KILLED YOURSELF!
The musical was rather stupid, megametwo was a robot and pikachu was almost bigger then ash...