Diamond White (born January 1, 1999) is a singer and actress who has appeared on Phineas and Ferb, mainly as additional voices for Summer Belongs to You! and the Across the 2nd Dimension movie before being inherited the role of Fireside Girl Holly (previously played by Cymphonique Miller) in "Bee Story". At 8, she starred in a Chicago-based production of The Color Purple that also toured nationally. She is the voice of Francine "Frankie" Elma Greene in Transformers: Rescue Bots and also plays a role in Sofia the First with Michaela Zee and Ariel Winter. Ms. White was a contestant in Season Two of the US Version of The X Factor, finishing in fifth place, and in March 2013, she had a small role on The Big Bang Theory.