When you create an iPhoto slideshow in iLife ’11, these keyboard shortcuts can help you add, delete, copy, organize, and otherwise arrange your photos just the way you want them. When your creative work is done, use the keyboard shortcut for exporting photos to finalize your iPhoto slideshow.

Key Function
Command+Z Undo last action
Shift+Command+Z Redo last action
Command+D Duplicate photos
Shift+Command+I Import photos
Shift+Command+E Export photos
Command+N Create new album
Shift+Command+N Create new album from selection
Command+X Cut photos
Command+C Copy photos
Command+V Paste photos