Conversation so far:
what were Perry Como's vocal characteristics?
Perry Como's voice is widely known for its good-natured vocal acrobatics.
Are there any other interesting aspects about this article?
Perry Como credited Bing Crosby for influencing his voice and style.
did he win awards?
CANNOTANSWER.
was he married?
CANNOTANSWER.

Question: what was his best attribute?
Self-contained rewrite: what was Como's best attribute?