The youngest Obama daughter is celebrating her 10th birthday on June 10. Natasha, better known as Sasha, was first photographed at the tender age of 3, when her father was elected as U.S. Senator for the state of Illinois. She went on to win Americans’ hearts when she said “Hi Daddy,” to then presidential hopeful Barak Obama, via satellite, at the 2008 Democratic National Convention. Check out some of Sasha Obama’s most memorable moments through out the years and how much she has grown.