http://www.fireballbeeds.com/hearts.html
http://www.lampworketc.com/forums/showthread.php?t=9786
http://www.wetcanvas.com/forums/showthread.php?t=458687&page=1
Hand-shaped heart tutorial on my blog - its not quite the same as the others linked to here!
http://juliefountain.blogspot.com/2011/09/easy-heart-bead-tutorial.html