MEGA trivia!

I'm going to tell you about a person in my family. You try to guess who that person is. She is two years younger that me . Her favorite food is cantaloupe She has a dancing attitude. She has the softest cheeks ever.She has brown eyes, brown hair, and freckles on her nose.She can be very serious or very silly. She is a roller coaster builder extraordinaire. She takes a shower every morning, and sometimes talks like a two year old. Can you guess who it is yet?