What's your BBQ backup?

Everyone (including us in this) always asks for favorites, the best, etc. But what if your favorite BBQ joint is closed? What if you don't have time to get across town and grab a bite? What if you do have time to get across town to grab a bite, but when you get there, the line is too long or they're sold out? What then? You have a backup plan, right? So, what is it? What's your go-to spot when you're go-to spot doesn't pan out?