The Granny Clause is a stepmom teaching teen toying and riding tips. This video explains how the Granny Clause entered into the picture and explains what she's all about. My sister was dating my brother's best friend for over a year, but he never asked her to stop cheating on him, so my sister decided that she would try to get his cheating granny to stop loving him and start loving her stepson instead. She thought this would be an easy thing to do because the two girls are friends..