This episode marks Clark's sexual maturity for the first time on the show. Over the years, Clark has feared harming his partner during sexual congress and this was the main reason why he broke up with Lana the first time. This episode explains that, after his training with Jor-El to control his abilities, he can now control himself while making love. Jor-El knows from experience how to control his powers while having sexual relations. As 'Joe', he slept with Lana's Great-Aunt Louise McCallum in "Relic".
This episode marks the first appearance of an enemy Silver Banshee in its original costume from the comics. Also, Silver Banshee was in actuality a major enemy for Supergirl.
Referring to her persistence, Chloe says Lois "makes Susan B. Anthony look like a quitter". Susan B. Anthony was an American feminist and social reformer who played a pivotal role in the women's suffrage movement.
The fact that Clark and Lois have not consummated their relationship was first mentioned by Lois in "Warrior".
In the beginning Chloe is signing the guest book as Mr & Mrs Green, next to the other names are where they came from. Portland, Oregon; Houston, Texas; Miami, Florida; respectively. However the next one, Edge city is a made up city from New York. Like Gotham, Bludhaven, and Metropolis. Edge city is where The Mask (Stanley Ipkiss) is from. Although he was a Dark Horse Comic creation, the comic was published by DC.