African games are all about colour, noise, outlandish costumes, etc Thats what we are all about. We Dress in crazy stupid outfits, with big sunglasses and hats etc. We make a noise with our vuvuzela (amongst other instruments). That is what African football is all about.
It might not make sense to you. Neither does a man taking 10 wives. Just respect that other countries and their supporters are different than yours.
Like you're doing by ignoring other nations wishes for you to stop doing it?