In this episode, Peter has to repeat third grade, however it is seen in "And the Wiener is..." that he has passed fourth grade already.
Peter's elementary school where he is sent back to in this episode, Martin Mull Elementary, is named after Martin Mull, a Rhode Island-native actor. This continues the trend that the Quahog schools are named after famous Rhode Islanders.
The tattoo that Frank Sinatra Jr. has on his arm after his makeover translates as "yáng" a component that can be combined with other symbols to specify goat (山羊) and various other related animals and products.
The Judge breaks the fourth wall, telling Peter that he'll be released the following Sunday at 9:00. However, Family Guy did not air that following Sunday, as 24: Redemption, a movie based on the series, was scheduled instead.
In order to impress Angela, Peter attempts to destroy a billboard advertising Anheuser-Busch, a rival brewery.
Peter asks Bruce Jenner, a Summer Olympian to give him a ride. He appears as he did circa 1976.
The ringtone of Abraham Lincoln's cell phone is "Dixie", which reportedly was Abraham Lincoln's favorite song. 
During the spelling bee, Tom Tucker addresses Omar with the last name "Northtower". Seth MacFarlane who voices Tucker was booked on the flight that hit the North Tower of the World Trade Center on September 11, 2001.