Celebrity Birthdays, December 20: Jonah Hill and JoJo

Actor Jonah Hill and singer JoJo are celebrating their birthdays today, December 20.

Jonah Hill, 31

image courtesy of Peter West/ACE/INFphoto.com

Actor, filmmaker and comedian Jonah Hill turns 31 today. Hill made his film debut in I Heart Huckabees alongside Dustin Hoffman, Jude Law, Jason Schwartzman, Mark Wahlberg, and Naomi Watts. Hill went on to star in many Apatow-directed films including Knocked Up, Grandma's Boy, Superbad, Get Him to the Greek and Funny People.

Hill received Golden Globe and Academy Award nominations for Best Performance by an Actor in a Supporting Role in a Motion Picture for his performance in the 2011 film Moneyball. In 2012, Hill co-starred with Channing Tatum in the film 21 Jump Street and with Ben Stiller and Vince Vaughn in the film The Watch.

In 2013, Hill appeared in This is the End and The Wolf of Wall Street, the latter earning Hill a second Academy Award nomination. Hill was a co-producer on the movie Brüno, and did some writing for Sacha Baron Cohen. He also co-wrote 21 Jump Street with screenwriter Michael Bacall, as well as its 2014 sequel, 22 Jump Street, in which he also produced.

JoJo, 24

image courtesy of Jennifer Graylock/INFphoto.com

Singer, songwriter and actress JoJo turns 24 today. Born Joanna Levesque, JoJo competed on the television show America's Most Talented Kids in 2003. Her debut album, JoJo, was released in 2004. Her debut single, "Leave (Get Out)," Reached No. 1 on the Billboard Pop Songs chart. The song peaked at No. 12 on the Billboard Hot 100 and was certified gold.

JoJo's second album, The High Road, was released in October 2006. The album's lead single, "Too Little Too Late," reached No. 3 on the Billboard Hot 100. The single was certified platinum and became her first platinum-selling single. She has sold more than 7 million albums worldwide and has sold over 2.1 million albums and 4 million digital downloads in the United States alone.

JoJo later transitioned into a career in acting. She made guest appearances on several television series including The Bernie Mac Show, American Dreams and Romeo!. JoJo made her feature film debut in two major Hollywood films, Aquamarine and RV. She starred in the Lifetime television film True Confessions of a Hollywood Starlet in 2008.

JoJo is also a supporter of various charitable organizations including the Boys and Girls Club of America, World Vision, She's the First and Make A Wish Foundation.