“Hard Knocks” has promised Bills Mafia and NFL fans an unprecedented look behind the curtain of the inner workings within Buffalo’s summer home at St. John Fisher University. To this point, it’s proven to be a success — no doubt helped by the presence of Allen.

For many, the Buffalo Bills are a source of hope, inspiration and support through some of life’s toughest battles, and in Buffalo, the Bills Mafia says a true embodiment of those things wears the number 17.