My predictions:

• The opening scene featuring a new villain's ice lair, a new villain arrives and her minions builds an mega weapon. Finally, Fades up to the title card that reads The SML YTP Movie 3: Chill Out.

• It's Christmas time, and Bowser Junior is trying to remain good so that he can get the new video game console, the Nintendo Switch 9000. (Diary of a Wimpy Kid Christmas: Cabin Fever reference)

• His friends: Jeffy wants an DVD of Hop Hop Bunny: The Movie for Christmas, Cody wants an time machine for Christmas, and Jospeh wants an action-figure of LeBron James from Space Jam: A New Legacy for Christmas.

• Mario and Rosalina has a baby named Mario Jr.

• Bowser and Mario asks Bowser Junior and Jeffy go to the bedroom.

• Bowser Junior has been something to glitches.

• Meanwhile in the new villain's ice lair, The new villain reveals Ophelia Chill (I.M. Meen's wife) who seeks revenge for Jeffy and her minions finish builds an mega weapon.

• One day, Bowser and Mario looking giant ice ball and destroy turns into frozen the entire town.

• The SML House gets snowed in.

• Luigi trying to get out this house but these trap, he says “WE'RE TRAP!!” (Clone High 2024 episode “Go Yell It on the Mountain: Snow Way Out” reference)

• Mario, Luigi, Rosalina, and Bowser been waiting to get out this house snowed in.

• Bowser Junior and Jeffy have a plan for escape to get out this house snowed in.

• Now, Bowser Junior and Jeffy outside on the house. These freedom. And then, The strange thing on the street light and reveals Agent Paws.

• Bowser Junior, Jeffy, and Agent Paws have a mission to find the rupee, open with the key and get rid of the diamond as Racoon's pet toy, the great power is The purple pencil gem to save the world before Ophelia Chill trying to destroy gets frozen.

• Bowser Junior helps Cody and Joseph to save the world, and here's Mebo 2.0. and ChatGPT Mebo (aka Mebo 3.0.). Especially Mebo 4.0. stucks in the vending machine.

• Bowser Junior and his friends on the Cody's future car (from the first film)

• Meanwhile, Mario, Luigi, Rosalina, and Bowser on frozen mall. Mario, Luigi, Rosalina, and Bowser are soon rescued by Mario's estranged father, Jumpman, whom Mario hates for abandoning him in an alley when he was a child. The evil leader named Peter. And meet Bee and Ant in the jail. (The Garfield Movie reference)

• First mission: Bowser Junior and his friends in the temple of Rupee.

• Meanwhile, Mario, Luigi, Rosalina, Bowser, and Jumpman escape the mall and car chase.

• Second mission: Unless Bowser Junior helps her pull off a heist to get diamond inside raccoon's pet toy, so she can enroll there, with the help of Jeffy, Agent Paws, Cody, Joseph, Mebo 2.0., ChatGPT Mebo, and Mario Jr., successfully steal raccoon’s pet toy and escape in Cody's flying car. But the queen of ice kingdom, Miss Thompson, identifies Bowser Junior from security camera footage and contacts Ophelia Chill to inform him of Bowser Junior's whereabouts, using a tracker in diamond as raccoon's pet toy. (Despicable Me 4 reference)

• During a camp-out, Bowser Junior teaches Jeffy about how if he only sees the heist in things, he’ll miss out on the best parts. Jeffy begins to confess that he lost the rupee (because it's gone again like the first film), but the rest of the family finds them. Things turn sour when Jeffy admits his deception regarding passing over the rupee's gone to Mario and Bowser Junior. This prompts Bowser Junior gets glitch and turns into an kaiju to believe Jeffy doesn’t consider him friends and to mutate further before go to Ophelia Chill's ice lair. (Hotel Transylvania: Transformania reference)

• Especially Bowser exits as well to follow for his son. He says “Nah, nah. I'll go to follow my son. You stay here, Mario, it might get ugly.” He leaves. Mario says “Oh yeah? You think I can handle ugly? I've been hangin' out with you all holiday!”, He says “Sticks and stones.” (Phineas and Ferb: Mission Marvel reference)

• Bowser Junior goes to Ophelia Chill's ice lair, She have a flashback about I.M. Meen's death from the first film.

• Jeffy and his family and friends arrives in Ophelia Chill's ice lair. Jeffy talks Bowser Junior and sorry about rupee's gone. Bowser Junior turns back and hugging.

• Bowser Junior and Jeffy builds the great power The Purple Pencil Gem.

• Defeat Ophelia Chill fall down to the rock (just like I.M. Meen's death from the first film), and saving the world.

• On December 25, Bowser Junior and his friends has Christmas gift. While Agent Paws and his family in Christmas Day on the house. (Diary of a Wimpy Kid Christmas: Cabin Fever)

• In the ending, Bowser Junior and Jeffy to show their reconciliation, the pair performs "Everybody Wants to Rule the World" for the students from Y U DUMB? Elementary School. (Despicable Me 4 reference)

• In the post credits scene, Mebo 4.0., who escaped from the vending machine but gets locked in the house. (Despicable Me 4 reference)