Grinning Packers star Keisean Nixon admits he's 'REALLY EXCITED to go to Brazil' for NFL's season opener vs. Eagles... but slyly refuses to give a reason: 'I ain't gonna tell y'all why!'

Green Bay Packers cornerback Keisean Nixon is admittedly 'excited' to open the NFL season against the Philadelphia Eagles on September 6 in Sao Paulo, Brazil. He's just not saying why.