First of all create your 'First Play' video as a separate file.
In Video Studio 8 take the following steps,
1. Click the 'Share' Tab
2. Click the 'Create Disk' button
3. Click the 'Add Video' button
4. Locate and insert your First Play clip
5. Drag this clip to the leftmost side of the time line
6. Check (by clicking) the 'First clip as first play video' checkbox (it should be a green tick).
7. Continue your project as normal to completion.
8. Enjoy
Good luck
