Who dat said they gon' beat Lil Wayne?
This is a reference to the New Orleans Saints cheer, “Who dat said they gon beat the Saints”
The Cincinnati Bengals stole the cheer, rebranding it slightly by changing the “dat” to a “dey”. According to HBO’s Hard Knocks, rookies on the Bengals initially find the cheer cheesy and awkward, but invariably they end up embracing it