Conversation so far:
When did James Levine first perform at the Metropolitan Opera?
Levine made his Metropolitan Opera (the "Met") debut at age 28 on June 5, 1971.
What did he perform?
conductor.
Are there any other interesting aspects about this article?
allegations that Levine had sexually abused four young men, the Met suspended its relationship with him.
Were charges ever brought to these allegations?
CANNOTANSWER.
What was his role at the Metropolitan Opera?
he was named principal conductor of the Metropolitan Opera in February 1972.
He became the Met's principal conductor in 1973, and its Music Director in 1975.
What were some of his other performances?
Levine led the Metropolitan Opera on many domestic and international tours.
Where did they tour?
CANNOTANSWER.

Question: Were his performances successful?
Self-contained rewrite: Were James Levine's performances successful?