Got a picture of a climber up a mountain and put him onto a picture of a planet 

coffee cup background removed

Before

After

Used the pen tool to make a outline of it and Got rif of the background on it.

blemish removal

Before

After

Used the healing spot brush tool to clean up the blemishes.

Eye color changer

after

Before
All i did was use the color changer tool and the magnet lasso tool and this is how it came out