Lionel goes over the edge, and Lex becomes "the villian of the story".
Smallville is changed forever in the blink of an eye as Lex's last hope is dashed, and the epic clash between he and Clark begins.
Chloe braces for a trip to the unemployment office, and Jimmy and Lois face the concequences of a once-in-a-lifetime photograph.
Check out the exciting third episode of The Back 40 and relive The Turning Point.