How to remove excess skin
Step One
Open Photoshop. Click "File" in the top menu and click "Open." Go to the photo you wish to edit and open it.
Step Two
Click "Filter" in the menu and click "Liquify."
Step Three
Go to the toolbar on the left and select the "Forward Warp" tool, make sure the brush is smaller than the area you want to work on.
Step Four
Use the tool to push the skin in. Be careful to make it smooth.
Step
Click "OK" and save your work.