Nataley Davis | staff writer By day, Drew Sieber is a Pittsburgh city firefighter, at night he’s an improv comedian. Sieber has been honing the craft of improv for the past eight years in community theater, but decided to take it to the next level when a Pittsburgh social hall announced a partnership with a renowned comedy group last June. The Upright Citizens Brigade, (UCB) … Continue reading UCB comes to Pittsburgh’s Bottlerocket Social Hall