Mariko: This would have made for an interessting series ending. Harry was actually Snape's son and the whole resembling James thing was only due to a well crafted charm. Year 7 rolls around, the charm comes undone and suddenly Harry has a huge shnozz and oily hair like nobody's business. MAJOR IDENTITY CRISIS ENSUES.
But they forgot due to exams.
When they remembered, it was too late.
“No! I must kill the death eaters!” he shouted
Lily said “No, Snape. You are the death eaters.”
And then, Snape was snake food.