The live performances were accompanied by an orchestra, conducted by David Metzger, at the Vibrato Grill Jazz Club.
Also in attendance were "Frozen" songwriters Robert Lopez and Kristen Anderson-Lopez, composer Christophe Beck, directors Chris Buck and Jennifer Lee, producer Peter Del Vecho and executive producer John Lasseter.
As previously reported, "Frozen" has grossed over $864 million worldwide at the box office since its late-November release. Disney recently released the sing-along version of the Oscar-nominated and Golden Globe-winning film in 1,000 theatres.
"Frozen" received two Oscar nominations, including Best Animated Feature and Best Original Song ("Let It Go"). The film won a Golden Globe for Best Animated Feature.
Watch highlights from the Los Angeles concert below: