I made a tutorial on Lady Gaga!
First lets come to the eyes :)
Apply black eyeliner, lengthening and thickening mascara around the whole eye!
Then apply two layers of blue eyeshadow (preferably dark) like this:
Now lets come to the lips.
Use some hot pink lipstick!
Use pink blush around the side of the cheeks!
To make it exactly the same, take your favourite shoulder-lengthed curly hair, make it light blond, and add yellow-blond highlights at the tips!