Pack up the pooches and load the van.
We need to leave by eight!
There’s so much to bring.
Do we have everything?
Come on, we can’t be late!
 
The classic song gets a fresh new twist! The fun begins when Grandma and Grandpa send invitations to their far-flung, modern, and multiracial family: Come to our house for the holidays—and bring your favorite pie! Off everyone goes, driving down snowy roads, riding the train, boarding a plane . . . even sailing along in a hot-air balloon. As each family faces an obstacle that delays their trip, they learn that sometimes the most old-fashioned form of transportation works best . . . NEIGH!