Casey (Ashley Leggat) develops mysterious allergies just as the critical game of the football season approaches. She insists that the symptoms are food related; but Emily (Shadia Simmons) recalls that the first time Casey sneezed was right after Max (Robbie Amell) gave her his football jacket. So Casey takes off the jacket and considers herself cured. But the next time she sees Max, she starts to sneeze and decides she must be allergic to her own boyfriend! Meanwhile, George (John Ralston) tries to curb Derek's (Michael Seater) sarcastic put downs by charging him a dollar per incident and soon Derek owes his dad $56. When George agrees to waive the charge if Derek can go a week without insulting anyone, Derek ups the ante to include a $50 bonus if he can pull it off. George agrees but only if Derek is also considerate and sensitive. For one week, Derek must change the identity he's carefully crafted over a lifetime, but he vows to win the bet despite his siblings who are determined to...