It appears as though somebody with access to Comcast's Wii'mote wasn't a big fan of Arizona. Their people are 'working tirelessly' to figure out how or why people in Tucson were treated to an unexpected package, by which I mean a penis, slapping about back and forth, after the big Arizona touchdown. My guess: someone was a Steelers fan.
Michael Desir, one of many to have seen the incident, best sums this up with the following:
M. Desir: It's like my uncle always told me: "Eventually, you're going to see someone's cock waving around on television."
The link is safe if you want the full story, but don't hit play if you're A) at work, or B) experiencing self-esteem issues.