Ariana Grande is a 23 year old famous singer and actress that we know today. She had always loved singing and acting when she was young. She had gotten the role as "Cat Valentine" on Victorious when she was 15. She had later gotten a role as Cat Valentine again, but in a different show called Sam and Cat. As she got the roles they made a big impact to starting her career.
This is Ariana as Cat Valentine
In 2011, Ariana released a song called "Put Your Hearts Up" for the people who loved the show Victorious.