One of the best signs on the show could be missed if you so much as blinked: "Russian fuel can't melt steel chains", an obvious reference to the current Internet meme about the widely-mocked 9/11 quote, "jet fuel can't melt steel beams". As well as being a hilarious regurgitation of the famous meme, it's also pretty rare to see a fan sneak a 9/11 reference into a WWE show.