Perfectly normal behavior for a seven year old.  She is develomentally tapping into the social connection. The "social graces" are an important element for children. It helps build self esteem, as well as the chance to explore prior learned skills, such as vocabulary, athletic skills, communication, and leadership.  This is the stage where the brain has an increase in depth retention, morals and expected taught and learned behavior are now clear to the seven year old.  Enjoy this sweet age group. They are still very young and immature and will make many mistakes. Just guide with love and "your" mature understanding of when you were seven years old. Try to remember "the time",  it helps. All the emotions and misunderstood moments you experienced.