I know of many friends who have problems parallel parking. Some even go to the extent of avoiding certain places because the only available parking spaces require them to parallel park.
The key to parallel parking, and life in general, is persistence and practice.
Even if sometimes, life smashes a leg of ham in your face.
I really liked this video the first time I watched it. The animation is great, the story makes no sense at all, and it is just a nice way to lift your mood as you inch closer to the weekend.