in the lesson we had to make a ghost using Photoshop. first you had to get Photoshop and copy and paste two pictures (a person and background), then put them in the Photoshop and crop the person pic has it has a background. after that you go to Image>Adjustment>Desaturate to make the picture dark, after that you go to Filter>Blur>Gaussian blur Adjust the radius, next i had to adjust the opacity on your blurred image then my image look start to look a lot ghostly.