The two aliens, Frank and Ollie, are named for veteran Disney animators Frank Thomas and Ollie Johnston.
When the two aliens show Foghorn Leghorn where they come from, Foghorn looks to the camera and behind him is the phrase "Who watches the Watchducks?" This is a reference to the comic book series Watchmen which during during the late 80's.
This was the first official episode to premiere for syndication following Fox Kids in the third season in 1992, after CBS ultimately declined to order a full series.