NEW : President Obama : ` ` It 's going to be brutal '' A local reporter says fans ' anger will rise . Coach James says the game will be ` ` emotional '' Cavaliers coach Dan Reeves has told fans to be classy .
NEW : President Obama : `` It 's going to be brutal '' A local reporter says fans ' anger could surface . LeBron James says the game will be `` emotional '' Cavaliers owner Dan Gilbert has urged fans to be classy .