Segments: 'Once Upon a Wintertime,' two lovers rescued from an icy river by friendly animals; 'Bumble Boogie,' bee beset by musical instruments and symbols come to life; 'Johnny Appleseed,' story of the legendary pioneer tree-planter; 'Trees,' mood piece set to musical treatment of Joyce Kilmer's poem; 'Little Toot,' story of a heroic little tugboat who saves an ocean liner; 'Blame it on the Samba,' Donald Duck and Jose Carioca have the blues blown away at a Latin cafe; 'Pecos Bill,' story of the legendary cowpoke, his trusty mount Widowmaker and his sweetheart Slue Foot Sue.—Paul Penna