Olaf gets an origin story in new Disney+ short ‘Once Upon a Snowman’
Wrapping up a full-length animated feature can be a bittersweet moment after years of hard work, so it was with excitement and relief that the award-winning team of filmmakers behind “Frozen II” moved swiftly from their latest blockbuster to “Once Upon a Snowman,” a new animated short, debuting on Disney+ on Oct. 23, that tells…