A Case of the.... Smallville - Episode 7-11

Last week I noted that Lex has now become a full-blown baddie, and that was further exemplified when Clark was willing to let him take a blade to the chest in order to save Black Canary. I thought that was an incredible moment, a real turning point for both characters.

http://primetimepulse.insidepulse.com/articles/73645/2008/02/12/a-case-of-the--ismallville-i-episode-711.html