4-year-old sings Frozen's 'Let It Go' with baby sister

Published October 20, 2014 3,508 Plays

Rumble / Babies & KidsFour-year-old David had the Idina Menzel karaoke version of Frozen's 'Let It Go' playing on his car-shaped MP3 player. Watch as he suddenly bursts into song, with his 1-and-half-year-old baby sister Kaylee joining him on backup vocals!