Celebrities who celebrate birthdays in December

Slideshow posted in Photos | Wednesday, December 05, 2012

49 of 77: JoJo turns 22 on Dec. 20, 2012. The actress and singer is known for her music career with songs such as 'Leave (Get Out) and films such as 'Aquamarine' and 'RV.'

Pictured: JoJo appears in a photo from the 2006 film 'RV.' (KABC Photo)