Some Invitation Card Design I did quite some time ago. Thought I put the cards into a great mockup to make it look better ;).
You can download the mockup for free here:
https://drive.google.com/file/d/0BwRc9UYJ7S26QzBzTk5rbktVYUU/view?usp=sharing
Second Mockup. Download here:
https://drive.google.com/open?id=0BwRc9UYJ7S26YmxFT2VNUUhQV2M
Have fun with it.