And youngsters (I really doubt they were Qataris as I used to see other Arabs do such almost everyday they wanna 'celebrate') throwing plastic bottles on them is just plain rude.

It's not about changing their attitude. It's about knowing how 'they' feel about what they usually do. It really isn't our conduct to throw plastic bottles on 'them' or anyone, specially when they say 'Bakla' on Filipinos, 'Mallu' on Indians, 'Pathan' on Pakistanis, or such typical nationality 'words' after throwing the bottles...

"Everything in this book may be wrong." Illusions: The Adventures of The Reluctant Messiah by Richard Bach