Luz fits ‘Sunshine, Lolipops, and Rainbows’ by Lesley Gore
Willow fits ‘Backroom Labyrinth’ by Oliver Buckland
Answer:
really don't know because you have only link and I have network problem
The artist you are trying to describe is Bo Diddley.
I’d say assertive. They’re just letting you know in on the past work members and what they’re wrong doing was. If you listen in you may be able to learn from the mistakes they’ve made and so on