Conversation so far:
What popular song was released by Lorde in 2009 ?
CANNOTANSWER.
What did she do in 2009 ?
In 2009 Maclachlan signed her to UMG for development.
Did she go on tour in 2009 ?
Lorde was also part of the Belmont Intermediate School band Extreme.
Did she released album in 2010 ?
In 2010 Lorde and McDonald performed covers live on a regular basis.
What did she do in 2011 ?
In 2011, UMG hired vocal coach Frances Dickinson to give Lorde singing lessons.
Why did she need a vocal coach ?
singing lessons.
Who was Frances Dickson to her ?
vocal coach.
Is the vocal coach still working with her ?
singing lessons twice a week for a year.
Did she do anything else between 2009 -20011 ?
At the age of fourteen, Lorde started reading short fiction and learned how to "put words together".

Question: What High School did she graduated from ?
Self-contained rewrite: What High School did Lorde graduated from ?