Bill Murray - who appeared in two episodes in Season 1 - makes his only appearance in the second season in this episode.
Louis was part of a group "The Singing Senators." In real life, there was a group of Singing Senators including James Jeffords (R-VT), Trent Lott (R-MS), John Ashcroft (R-MO), and Larry Craig (R-ID).
Whereas as the first season was released with a new episode dropping every week, this second season was released in its totality on 24 October 2014.