PHOENIX -- Hundreds of Anastasia Greer's friends, classmates and loved ones gathered Wednesday night to celebrate her life.The 16-year-old Sandra Day O’Connor High School student was shot and killed on March 7 by a classmate, Matthew Bolton. The boy then turned the gun on himself, according to police.More questions than answers remain as to how and why the murder-suicide occurred, but grieving loved ones stayed positive while honoring Ana's memory Wednesday.“My daughter was the best daughter any parent could wish for,” said Diannah Dinsmoor, Ana’s mother. “She was caring and affectionate, and she lived a life of love and truth and honesty every day.”Dinsmoor said that’s how she wants the public to remember her daughter.The vivacious teen's friends remember her by her sparkling smile and contagious laugh.“She was a very happy person; she made me laugh” said friend Brittany Weber. “She was just an all-around joyful person to be around.”“She had a great personality and a never-ending smile,” said friend Courtney Deinzer. “Whenever you were sad or you needed advice, she'd give you a hug or she'd tell you what you should do.”Ana’s closet friends say she was known for her hugs and treatment of others.“She didn’t hold a grudge; she loved everybody with all of her heart,” Dinsmoor said.Her mother says it’s a legacy that will live on through a foundation now being set up in Ana’s name.“We’re going to be looking to help kids who need help and are feeling alone to not feel alone," Dinsmoor said. "They can experience some of Ana’s legacy."