WHO IS THE SINGER ITS DRIVING ME CRAZY!!! HELP?

hey. im 19 id say when i was like 12/13 that age. there was a singer and im certain she was called amy something but i could be wrong i remember she sang one song and it had part of that emilia big big world song in it! ( im a big big girl in a big big world) and i dont no exactly if it was that song or another song of hers but there was a video and she was like a puppet show and there was like a little stage. sorry its not the best help but its been driving me crazy for months! IF YOU NO ANYTHING JUST SAY THANK YOUU