A wildly funny and heartfelt adults-only comedy—a parody sequel to a certain beloved children’s Christmas classic—Who’s Holiday! returns for its fourth year at Open Stage. Join the now adult Cindy Lou Who as she recounts her disastrous life since she first met The Grinch. Support American Theatre: a just and thriving theatre ecology begins with information for all. Please join us in this mission by making a donation to our publisher, Theatre Communications Group. When you support American Theatre magazine and TCG, you support a…