Here is the "Let It Go" sequence from the year's best animated feature "Frozen" from Walt Disney as performed by Glee star Idina Menzel.

From Walt Disney:

In this clip from Disney’s “Frozen,” Elsa, whose secret powers have just been revealed, flees Arendelle and unleashes her magic, creating a breathtaking ice palace. Performed by the voice of Elsa, Idina Menzel, “Let It Go” is an original song by Kristen Anderson-Lopez and Tony Award®-winner Robert Lopez.