Does anyone remember Yulia Townsend, the Russian singer who performed with Meav in "The Divinas"? She's still singing, and she has a lovely voice. I believe she lives in New Zealand (coincidentally, she often performs the same songs Hayley does). She sometimes goes by the name Yulia MacLean.
Here's a link to a video of her singing a song called "We're All Alone":
https://www.youtube.com/watch?v=SeZmcFpVayoAnd here's "The Actress," another song she does that I really like:
https://www.youtube.com/watch?v=8j85L5sEfWo