Let me tell you about an app that's perfect for all you photography enthusiasts out there - it's called CollageIt, and it lets you create stunning photo collages in just a few clicks! A review of CollageIt has also been published.
Download CollageIt 1.9.5 (from Image Viewers)7.42 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free