Here's a look at what the Blue Bear left behind:
After seeing this inspired piece, former Westword art critic Renna Shesso wrote, "Okay, you just re-sparked my fantasy of repositioning John McEnroe's 'National Velvet' behind Luis Jiménez's 'Mustang.'" And then she proceeded to act on that fantasy, merging two of Denver's most controversial public art works -- "Mustang," aka Bluecifer, which has been mocked around the world, and "National Velvet," a globular, glowing neon-red pile that earned the nickname Saggy Boob Electric Penis. Here's the result: Shesso's masterpiece was done on the computer. The Big Blue Poo pranksters made their artistic comment out of papier-mache.When The Colbert Report came to Denver International Airport to investigate conspiracies last fall, it found ominous meaning in "Mustang" -- and a penis. Read more in "Stephen Colbert reveals Denver Int'l Airport conspiracies -- and phallic symbols! (VIDEO)."