Get the job interview from Middle East

2 days a go, i got an email from one of the largest Telco company in the Middle East. This is a notification email about me that chosen as one of the short listed candidate for the job position I applied. Yesterday, i got a phone call directly from the company's HR officer that inform me the time for an interview. Tomorrow is the day, and i have a nervous feeling about this. The show must go on since this is the chance that i am looking for, not to mentioned this is a job interview from such an established and big telco company in the Middle East. So, I better be prepared and I hope things are doing great.