The lady's name in the show is "Consuela", but the actual name is "Consuelo". Besides, she claims to be from El Salvador but her accent sounds Caribbean.
When the brothers are questioning the maid, she says that the suspect had "bigotes" which means a mustache. However, Sam translates that as beard which is "barba" in Spanish. The maid should have said "barba" so it would make sense.
Dean: Dude, he's short.
Sam: Hey, Gandhi was a great man.
Dean: For a Smurf.
Dean: Is that Gandhi?
Dean: Dude, he's squirelly.
Dean: Let me get this straight. Your, uh, ultimate hero was not only a short man in diapers, but he was a fruitarian.
Sam: That's not the point.
Dean: That is good. Even for you, that is good.
Dean: Not a word.
Sam: Dude, you just got whaled on by Paris Hilton.
Sweden: December 13, 2009 on Kanal 5
Australia: December 21, 2009 on Channel 10
UK: March 3, 2010 on LIVING/LIVING HD
Portugal: May 3, 2010 on AXN
Spain: September 20, 2010 on AXN
Germany: January 17, 2011 on Sky Cinema Hits
Czech Republic: August 5, 2011 on Prima COOL
Finland: April 3, 2012 on Sub
Injoke: Dean's comment, "I've never even seen House of Wax," refers to Jared Padalecki and Paris Hilton appearing together in the 2005 movie.
Paris Hilton is billed as Special Guest Star.
Music: Superstition (Beck, Bogert & Appice), Sixteen (Lucero)
Sam: How long am I going to be on double secret probation?
Referencing National Lampoon's Animal House (1978), where Dean Wormer (John Vernon) puts Delta Tau Chi House on "double secret probation" as part of his scheme to get them off-campus once and for all.
Dean: I'm Agent Bonham, this is Agent Copeland.
Referencing famous rock drummers John Bonham of Led Zeppelin and Stewart Copeland of The Police.
Sam: So, this is like Christine?
Referencing the 1983 horror novel Christine by Stephen King, which tells the story of a haunted car that takes possession of a teenage boy and commits murders. It was adapted into a movie by director John Carpenter that same year.