Interview nerves, what actually helps? - what worked for you?

It has been 12 months since my last interview and I feel rusty. There are 8 people counting on me, so I am trying to be careful. The role is similar to my old job as a bank teller. What calms you down?

Prepare three stories with a clear beginning, action and result, and adapt them to the questions.

Keep everything in writing and save the confirmation numbers. It made the follow-up calls so much easier.