DON'T DO IT! There is still time! You can back out!
Life will never be the same again and she will surely try and limit your simualtor time once you are married. Stay single, you'll be richer for it!
Nah only kidding man, good luck and congratulations to you and the misses. Have a great day and a great time in SA. Say hello to table mountain for me if you go to Cape Town.