I saw this post on the lex_and_lana community. The post is here, if anyone wants to check it out.
This is the trailer that the post links to:
Listen to the last quote. It goes like this.
Lex: "If you kill me, you'll lose Clark forever."
Lana: "I'll get over it."
I'm sorry, can you say bitch? She's never loved Clark as much as he loves her and this stupid episode proves it. DIE, Clana, DIE. Clark deserves so much better.