You took advantage of some pretty obvious immaturity. You're a grown up, she is figuring herself out. When she is 10 years older she'll understand how maybe that wasn't the artistic precedent she wanted to set for herself. But, what will you do?
Miley is a celebrity who has her choices plastered all over the Internet. Today she's a 20-year-old woman making 20-year-old woman choices. It's not to say she isn't still that sweet young lady but she's also a business woman with an agenda and a persona to promote.