Watch this tutorial video and make your own version of the effect.
Get an image to use. The simpler the background is the easier this will be.You can use one of your own or one from the Internet.
Download and install a set of splatter brushes.
Edit the image with Photoshop so it approximates the splatter idea in the video.
Use Command J (instead of Control J) for work on Macs.
Use Content-aware Heal
Use the Liquify Tool.
Use Layer Masks
Use Splatter Brushes.
When you're done, do a screen shot of your image and the Layers Panel.
Post the image to your class web site as Exercise 17