I think there were a lot of pressure under her at such a young age. And didn't she live by herself in LA since she was 14 without her family beside her?
Here she is singing God Bless America at a Martin Luther King event.
Watching the movie Here Comes The Boom with Salma Hayek, Kevin James and Henry Winkler from last year. Didn't realize Charice has a supporting role in this movie. ROFL