It is with our deepest sorrow that we share the news that ensemble member of 39 years John Mahoney passed away. Tonight’s opening night performance of You Got Older has been cancelled. We are instead inviting all to gather in Front Bar this evening. All are welcome to join us. pic.twitter.com/k8yrrR7ICA

— Steppenwolf Theatre (@SteppenwolfThtr) February 6, 2018