A newspaper is shown with a headline about "Queen Industries" which, in the D.C. Comics, is owned by Oliver Queen, a.k.a. the Green Arrow. In the sixth season, Justin Hartley joined the cast as Oliver Queen.
This episode was produced in 2001, but never shown until it was released on the Season 1 DVD in 2003.
Chloe handing Pete a wad of cash. Most likely an in-joke from the Canadian production crew, if you look carefully, you can see a Canadian $5 bill sticking out of it.
Cynthia Ettinger was originally cast as Martha Kent in this episode. The role was re-cast with Annette O'Toole and her scenes were edited into the existing footage.