DEAR ABBY: I am a 15-year-old girl. I have been friends with “Amanda” for two years. She helped me through a really tough time, which is how we became friends. Recently, she has been going around telling people she is dating someone famous from a band and claiming she gets to hang out with them all the time. It is really stressful. My other friend and I don’t understand why Amanda is doing this. We think it’s wrong to tell people these lies. When we have asked her about it, she always gets defensive and lies to us. She blocked ...