More to the point, it's impossible to draw a heart badly freehand. Start at the point of the indented V on the heart's top, go up and around and down to the point at the bottom. Turn around and go up the other side. You can start curving back to make the top lobe any time you want -- after you've come across the top just head back toward your starting point. Guaranteed to work.
I made all kinds of hearts last year as part of my daily art project:
Many signified anniversaries.
I'm linking this to Off the Wall Friday -- check out what other fiber artists are up to this week.