Join Tom Welling and Michael Rosenbaum for the penultimate Season 5 episode and the return of a familiar face in Episode 21: ORACLE! After getting a much needed history lesson on the truth behind Season 5 from Al Gough, we discuss the good evil intentions of Lex Luthor's venture into biowarfare and his Zod-like transformation in the last couple episodes here.

Before we say goodbye to Smallville Season 5 and get ready for the best season yet, let's take a quick look back at some of our favorite moments this past season. Appreciate all the interaction and love this season. Get ready for Season 6 of our rewatch premiering Wednesday January 22.