Two contrasting eyeliners. Maybe for the common untalented mortal an idea could be to wear a simple eyeshadow in a complimentary colour and a less pronounced cat eye in the eyeliner. I guess it would look good and just a bit unusual.
Winged eyeliner is a whole lot easier with this trick. To get the perfect flick in Step 1, hold your eyeliner diagonally on your face from the corner of your nostril up to the corner of your eye. Where the pencil hits at your eye will be the perfect angle for you.: