Kelli Michelle Berglund (born February 9, 1996) is an American teen actress, dancer and singer. She plays Bree Davenport, a bionic teenager with lightning speed in the Disney XD series Lab Rats. She stars in the Disney Channel Original movie How to Build a Better Boy, where she portrays Mae Hartley, a tech-savvy young woman who along with her best friend, devise a plan to create the perfect boyfriend.
elli Berglund began her career at a young age, gracing the small screen as a series regular on TLC's Hip Hop Harry. TV appearances also include Are You Smarter Than a 5th Grader, and America's Next Producer. Berglund also appeared in the indie film, Bye Bye Benjamin. Her commercial credits include campaigns for Old Navy, Hyundai, Bratz, McDonald's and Mattel, among others. She has also appeared in print and modeling campaigns for Reebok and the Camarillo Academy of Performing Arts. Berglund has been honored with many awards in dance for her lyrical contemporary, hip-hop, tap, and jazz techniques. Though she is equally versatile in these types of dance, her favorite style is contemporary — a blend of ballet and jazz.
Berglund stars as Bree, an overly outgoing, bionic super-human with super speed, in the Disney XD live-action comedy series Lab Rats alongside co-stars: Tyrel Jackson Williams, Billy Unger, and Spencer Boldman. Bree is one of the three bionic teen siblings, who try to navigate their way through a "normal" world of school, friends and family, with the occasional bionic glitch. In 2013, Berglund guest starred on the Disney XD series Kickin' It, where she played karate prodigy Sloane Jennings. In this episode, her character sings "Had Me @ Hello" as a duet with Kim Crawford, played by Olivia Holt.
In mid-2013, Berglund began work on the Disney Channel Original Movie, How to Build a Better Boy. The film was shot in Toronto, Canada. She stars as Mae Hartley, one of the two main roles. The film is directed by Paul Hoen and premiered on August 15, 2014. On July 29, 2014 was released a single titled "Something Real", which she sings with China Anne McClain.