Catherine O'Hara, the acclaimed Canadian actress known for her roles in Home Alone, Schitt's Creek and Beetlejuice, has died at age 71 following a short illness. The news has prompted an outpouring of tributes from co-stars including Macaulay Culkin and Pedro Pascal, celebrating her comedic genius and warmth. She was last seen publicly at the Emmys three months ago and was scheduled to begin filming season two of The Studio.