Note: This file is for CS6 Extended and higher. To use it (it comes in 2 sizes), just insert4 images and a background and export as Gif or Video (instructions are provided). No need to deal with messy timelines. Post Gif’s on social media, and use Videos as video backgrounds.
You will get TWO .PSD files (1080×450 for Videos and 600×250 for Gif’s). Insert images by double-clicking red marked smart objects and pasting your photos. Insert background in the same way. Preview by clicking “play” button in the timeline. Export. Instructions on how to import Gif’s to Facebook and how to make looping Video backgrounds like HERE are included in your download). GIF examples are shown below.
You will get grunge overlay layers that you can disabled. there are also flying particles and light flashes to make the slideshow really cool. Of course, you can disable all that, or you can selectively leave elements you like (and tweak their opacity).