I can hardly believe my youngest little sister is graduating. I pretty vividly remember the day Abby was born. It was my first week of second grade, and I remember walking into my classroom and yelling to my teacher at the top of my lungs, "MY MOM IS HAVING A BABY!" I loved school, but on this particular day I could hardly wait for it to be over so that I could go to the hospital and meet my newest little sister. I probably would have leapt off the school bus while it was still moving if the bus driver would have let me. Our seven year age gap has given me the chance to really watch Abby grow up. She has always had a feisty personality from the time she was little, and she's never been afraid to stand up for herself or fight for what she wants. I remember one time when she was probably 6 or 7, Amy and I were babysitting her while my mom was somewhere with Jenn. She wasn't behaving, so we decided that since we were in charge we needed to give her a time out. Sh...