Seeing a concert? Here is a reminder of the do’s and don’ts

LAS VEGAS — “Good manners are free. Everyone should have them.”

That was once told to us by the late, great Lemmy Kilmister, immortal Motorhead frontman and fount of all that is awesome.

Now, if a dude who treated various illicit substances and whiskey like food groups can be polite, shouldn’t we all?

This goes double at shows, where everyone is there to have a good time.

Yet, if live music is your thing, you know firsthand that some of us need to brush up on our concertgoing etiquette.

Let’s review a few important do’s and don’ts when heading out to a gig:

Cellphones at shows are here to stay. Let’s deal.

Like all those vague “service fees” jacking up your ticket price upon checkout, cellphones are always going to be part of the showgoing experience, like it or not.

This being sai