Stan's speech, "I'll be fun in the kitchen! I'll be fun in the bedroom! I'll be fun in the dining room! And I'll be fun at Costco when we're shopping for bulk paper towels. YEEEAAAAH!" is a reference to Howard Dean's overly emphatic 2004 democratic campaign speech.
This is the first occurrence of the golden turd.
The photo taken at the end is a nod to a famous Guantanamo Bay prisoners abuse image that angered millions of people.
Stan tell Steve that he could meet the girl from Poltergeist and that she must be 16 by now. Sadly, the actress who played the little girl, Heather O'Rourke died in 1988 from unexpected heart failure at the tragically young age of 12 years old.
Roger and Steve discuss Roger's lack of special powers. Over the course of the series Roger has shown different powers, including super speed (Jenny Fromdabloc 6.16)