Conversation so far:
Who are Beyoncé's influences?
Beyonce names Michael Jackson as her major musical influence.
Why does she say that?
Aged five, Beyonce attended her first ever concert.
what concert did she attend?
CANNOTANSWER.
what else has influenced beyonce?
She admires Diana Ross as an "all-around entertainer.
does she admire any other performers?
Whitney Houston.

Question: why does she admire Houston?
Self-contained rewrite: why does Beyonce admire Houston?