Saturday Night Live viewers were left feeling emotional as the show aired a poignant tribute to Catherine O'Hara. The actress, best known for her roles in Home Alone and Schitt's Creek, passed away on Thursday at the age of 71 following a brief illness. Early in her career, Catherine appeared on SCTV where she impersonated celebrities like Meryl Streep and Brooke Shields before being hired for Saturday Night Live, although she went back to SCTV without ever appearing on air. However, she hosted