How a comma put a retired US Senator in Blink-182 — or not.

People were arguing about grammar on the Internet (weird, right!) — this time, it put a former US Senator in the lineup for Blink-182:

Or did it?  This Tweet sparked a discussion on whether or not the Oxford comma would be appropriate to use — or would make it even more confusing.  The nerdy details are below.  Regardless, it’s hilarious to think about Harry Reid in a mohawk.  — [eric]