Question: What does the theatre that "Here Is Mariah Carey" was taped have one of the largest of in the Northeast?
Sentence (from "Proctor's Theatre (Schenectady, New York)"): Proctor's Theatre (officially stylized as Proctors since 2007; however, the marquee retains the apostrophe) is a former vaudeville house located in Schenectady, New York, United States.
Relevant evidence: No