User blog comment:Gcheung28/Game of Thrones Musical Talents/@comment-5014364-20140701144218

...Kerry Ingram is an accomplished musical theater star. She was Matilda.

https://www.youtube.com/watch?v=UQ9GoRv5_1M

https://www.youtube.com/watch?v=-AA_7oahNnQ

That's why they had her singing "It's Always Summer Under the Sea" to show off her talents:

https://www.youtube.com/watch?v=nuHo1y-VVi8