Lana's yearbook dedication reads: "Great memories this year spent cramming at the Talon with the gang. Thanks CS, CK, PR, LL for always sticking by me! You guys are the best. Can't wait for summer relaxing at Crater Lake, riding through the fields, and of course NO homework! Everyone come visit me at the Talon for some iced coffee and other summer treats! I'll see the rest of you in the fall! Take care everyone!" . She also included a special note to Clark, which reads: "To Clark. The boy next door who became so much more. Xo xo Love, Lana."
Obsession is a character in the comics who is obsessed with Superman and stole artifacts that allow her to have similar powers.
In the Talon, Lex tells Lana "Believe me, there are definitely ways of getting rid of someone a lot faster than that." When he says that, a winged wall decoration is directly behind his head, resembling devil's horns.
The Season 3 DVD contains a deleted scene in which a pair of LuthorCorp henchmen abduct Adam Knight by shooting him with a tranquilizer gun.
Sarah Carter would go on to play the grown-up Grace Gibbons aka Cicada in season five of The Flash (2014).