Agreed.
This article gives you a good glimpse into how crazy Muslims can be about anything insulting Muhammad.
Why Are Muslims So Serious About Their Prophet? - Mohamed Ghilan
TL;DR - The author states that Islam is a religion of love and that they all love Muhammad very deeply. He compares the love for Muhammad to the love (and "obsession") that some people have for Michael Jackson, except much, much, much, much, much deeper. Then he states that he's not making a comparison. Then he continues to make parallels between the two.