Riddle of the Day

So she is adorable.
She is a member of a group that debuted under JYP Entertainment in '07.
She and I are the same age but she was born a couple of months before I was.
She is the seconde youngest being only a few months older than the youngest member.
She starred in her first movie in '08. She and her group did their first movie in the U.S in 2012.