Clark says that Smallville was founded in 1949, a reference to the fact that Superman's childhood hometown was first revealed to be called Smallville in the the second issue of the Superboy comic in 1949.
On the Smallville Community Centre, the word 'Smallville' is written in the same font and design as the logo for the Smallville (2001) TV series.
Kyle calls Sarah, 'mi hijita' which means 'my little daughter' in spanish.
The original title of the episode was "The Beacon".
Johnathon called Jordan "Superboy" in his rant to Clark but Jonathon was actually Superboy in comics that were released in 2015/2016.