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

It has been 9 months since my last interview and I feel rusty. It has been weighing on me all week. The role is similar to my old job as an accountant.

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

Arrive early, drink water and take a slow breath before you walk in. It sounds simple but it helps.