There is more than one artist with this name, including:
1) Elizabeth Morris is the lead singer of Allo Darlin';
2) Elizabeth Morris is a Chilean composer, singer and instrumentalist.

1) Elizabeth Morris is the lead singer of Allo Darlin'. Her debut solo release, Optimism, was released in 2013. http://elizabethmorris.bandcamp.com/

2) Elizabeth Morris is a Chilean composer, singer and instrumentalist.
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Artist biography from last.fm