Create a shape as shown using pen tool. Apply gradient overlay layer style.



Create tongue using pen tool.



Create a shape for the hand using pen tool.



Create a rectangle using rectangular shape tool. Press Ctrl+T. Right Click and select Warp. Adjust the nodes as shown. Place it for the thumb.



Create an irregular selection using lasso tool. Create a new layer and fill it with a gradient.



Select eraser tool and erase hard edges towards the bottom right.



Similarly create other fingers.



Select all the hand layer. Duplicate it , flip horizontal and place it for the other side.