Genevieve Knight Hannelius (born December 22, 1998), credited and known professionally as G. Hannelius (or G Hannelius), is an American teen actress and singer-songwriter. She currently stars asAvery Jennings in the Disney Channel sitcom Dog with a Blog. Prior to this, she had recurring roles in the Disney Channel series Sonny with a Chance and Good Luck Charlie. She has also starred in Leo Little's Big Show and has done voice work as Rosebud in the Air Buddies films. She also guest starred in Disney Channel's series Jessie.

Life and CareerEdit

Hannelius was born in Boston, Massachusetts. Her father is Swedish. She moved to southern Maine at age three. She started acting at a young age. Her theater roles include playing Madeline in the Children's Theater of Maine's production of Madeline's Rescue in summer 2002. and Jenny in Tales of a Fourth Grade Nothing with Children's Theatre of Maine and Maine State Music Theater. She moved to California for three months to try out auditions, and she was so successful that her family relocated permanently to Los Angeles in 2008. Hannelius is an alumna of the Los Angeles-based Young Actor's Studio.

Hannelius played Courtney Patterson on the sitcom Surviving Suburbia, playing the daughter of Bob Saget's character. She had a recurring role on Sonny with a Chance, a Disney Channel Original Series as Dakota Condor, a guest role on Hannah Montana as a fan named Tiffany and a recurring role on Good Luck Charlie as Jo Keener. She also played Emily Pearson in the Disney Channel original film Den Brother in 2010, and was the voice talent of Rosebud in Spooky Buddies and the following films Treasure Buddies and Super Buddies.

In February 2011, she was cast for a lead role in the pilot of the High School Musical spin-off series Madison High, however the pilot was not picked up to series. As of 2013, she plays Avery Jennings on the Disney Channel series Dog with a Blog, it premiered on October 12, 2012. In 2014, she guest starred as Mad Mack on the Disney Channel series Jessie and voiced Lady Joy on the Disney Junior series Sofia the First.

Hannelius has several singles available on the iTunes Store and Google Play. Staying Up All Night was her first release in 2011. Since then six more have been released. Hannelius has written six of her songs.

She does nail art tutorials on her YouTube channel, GbyGNailArt.

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