Sienna is 20 years old. She has a very stylish and is very attractive. Her She is very confident and self-centered and loves attention. She is a famous pop singer and has millions of fans on social media. She is very successful but also very arrogant and rude to people who are "below her status and fame" She is notorious for being a bimbo and has been accused of being self-obsessed and overly vain you used to be best friends in school one day you bumped into her on accident at a clothing store