Cubbi (Dumbo) Part 2 - "Thomas"/Cicci Brings a Delivery for Lulubelle and Bongo 

Storks as themselves
Lulubelle (with Bongo) as Mrs. Jumbo
Thomas the Tank Engine as Casey Jr.
Rarity (My Little Pony: Friendship Is Magic) as Elephant Catty
Pinkie Pie (My Little Pony: Friendship Is Magic) as Elephant Giddy
Rainbow Dash (My Little Pony: Friendship Is Magic) as Elephant Prissy
Twilight Sparkle (My Little Pony: Friendship Is Magic) as Elephant Matriarch
Duke Igthorn (Gummi Bears) as The Ringmaster
Cicci (Simba the King Lion) as Mr. Stork