This is wicked dorky, but I have Confidence from the Sound of Music is my pump up song for everything. When I was job searching a couple years ago, I listened to it before every interview.
https://www.youtube.com/watch?v=9PX9SIQdCjs
I love Meditation Studio! It has short meditations for every sort of situation from an important job interview, to general anxiety, to prepping for bed on top of general meditation courses to develop the skill of meditating.
... the last minute offered to interview me and I did the ... interview and it went well. However, ... they wanted to do another interview with a professor of their ...