When a reformed raincloud teams up with a shipwrecked sea-postman and a magic walrus, the three form the Middlemost Post — the wackiest and most loveable postal service on Mt. Middlemost.
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It's Halloween night once again as the Middlemost Post share scary stories with the help of a few friends.
After accidentally swallowing an irreplaceable Shackleton family stamp, Parker goes inside Angus to retrieve it.
After Jelly goes missing, Parker and Lily volunteer to help Ms. Pam find her.
After getting stranded in the Yellow Springs desert, Parker and Lily's friendship is put to the test.
Russell's newly budding romance is threatened by an overprotective Blubergian.
Parker wants to help Lily's sisters plan her Wing Ding, but it's clear the little nimbus doesn't quite fit in.
When Santa shows up for summer vacation, Angus is conveniently injured and needs Santa to deliver the mail.
The Middlemost Post receives a mysterious trinket in the mail, which they come to believe brings bad luck.
On Lily's birthday, Parker gifts her a homemade cardboard suit, but it can't measure up to her mech suit.
Parker wakes up one morning with Tie-Dye Eye, and pretty soon, so does the entire mountain.
When multiple packages are found smushed, the Middlemost Post must discover the truth and clear their name.
Ms. Pam creates a sentient jar of jam who wins the hearts and minds of all who dine at the Middlemost Toast.
Parker meets Mt. Middlemost's resident daredevil, who hung up his cape after an extreme jump went wrong.
As Mayor Peeve announces his re-election campaign, Ariel returns to the mountain and runs against him for mayor.
Parker brings home a hamster the Middlemost Post falls in love with, but this love quickly turns to jealousy.
Parker makes the Yellow Springs soccer team, which thrills Angus since he never had the chance to play growing up.
Bud and Buddy return to the mountain, claiming they're reformed leprechauns no longer seeking Parker's gold.
Never having made it to dark, the Middlemost Post decide their latest camping trip will finally be the one.
Parker believes Burt can speak via popping bubble wrap, and pretty soon, the whole mountain seeks Burt's wisdom.
Parker picks up a bunch of side hustles in order to afford the perfect gift for Angus.
Parker discovers Angus can't swim, but with the little nimbus' help, the sailor's on his way to becoming a buoy!
Parker tends to a small strawberry garden until its survival is threatened by a horde of ravenous birds.
The Middlemost Post discover a secret backyard wrestling league that challenges both their skills and egos.
After winning a raffle, Parker comes into a large sum of money, which Angus warns will come at a cost.
When a reformed raincloud teams up with a shipwrecked sea-postman and a magic walrus, the three form the Middlemost Post — the wackiest and most loveable postal service on Mt. Middlemost.
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as Angus Roy Shackelton (voice)
as Lily (voice)
