Brea Improv and Irvine Improv are both Orange County Improv outposts that serve their local communities with touring headliner comedy. Brea has the slightly older, more established feel — it's been an OC comedy institution for years. Irvine skews a touch more upscale, matching the neighborhood. Both book identical-caliber acts and offer the same reliable Improv experience. The choice between them is almost entirely about which is closer to your house. That said, comics often remark on subtle differences in crowd energy — Brea tends to run a little looser, Irvine a little more polished.