Creating an entire episode with dialogue for "Kirby and Friends: Stopping the Grinch from Stealing Christmas" is a huge task, and it's worth noting that it would be a mix of various IPs and this kind of crossover is not official. However, I can provide a short scene to get you started, imagining how these characters from different universes might interact in a scenario where they team up to stop the Grinch from his infamous Christmas-stealing plot:

[The scene opens in Dreamland, covered in snow and festive decorations. Tiff and Tuff are admiring a giant Christmas tree with Kirby when suddenly they hear news about a strange green creature known as the Grinch planning to steal Christmas.]

Tiff: "I can't believe it! Who would want to steal Christmas?"

Tuff: "We can't let this happen. Kirby, we need your help!"

[Kirby nods determinedly, and at that moment, the Dream Friends and Dream Squad appear, each ready to offer their assistance.]

Susie: "I've calculated the Grinch's next moves; we must act swiftly!"

Magolor: "And we'll need to use all of our powers together to stop him!"

Marx: (Laughs mischievously) "I might be a trickster, but ruining Christmas is just mean! Let's give him a surprise he won't forget!"

[Suddenly, Adeleine paints an image of the Grinch in her sketchbook, bringing it to life within the magical canvas.]

Adeleine: "Now we know what he looks like. We can track him down!"

[The Dream Squad members exchange determined nods.]

Cuphead: "Count us in! We've dealt with tougher baddies than a Christmas thief!"

Mugman: "Yeah! With all of us together, there's no way we can't win!

Ms. Chalice: "Sharp minds and quick reflexes will lead us to victory."

Billie: "No one messes with Christmas! Right, Fantoccio?"

Fantoccio: "Indeed, Billie. It's time to pull the strings on this Grinch fellow."

[The group sets out to find the Grinch, traveling through the snowy landscape towards Mount Crumpit where they believe the Grinch is hiding.]

Dark Meta Knight: "Stay close; the Grinch is cunning."

Shadow Kirby: (Nods in agreement, staying alert.)

[Upon reaching Mount Crumpit, they encounter the Grinch, who is loading his sleigh with the stolen Christmas loot.]

The Grinch: "What's this? A motley crew trying to spoil my plans? You'll never stop me!"

Marx: "That's where you're wrong, green guy! Team, let's show him some Christmas spirit!"

[The battle begins as each character uses their unique abilities. Taranza traps the sleigh with webs, preventing the Grinch from escaping. Drawcia casts vivid, disorienting colors that confuse the Grinch while Magolor creates black holes that suck up the stolen presents and return them back to Dreamland.]

Grinch: "Curses! What's all this happiness and teamwork?"

[Kirby steps forward with a warm smile, offering a slice of festive cake to the Grinch, showing him the true meaning of Christmas.]

Kirby: "Poyo! Poyo poyo poyo!" (Translation: "Christmas isn't about taking; it's about giving!")

[Touched by Kirby's kindness, the Grinch's heart grows, his expression softening as he understands the joy of the holiday season.]

Grinch: "Oh... oh my. I—I'm sorry. I didn't understand what Christmas was really about."

[The scene ends with everyone celebrating around the Christmas tree, the Grinch included, who has now learned the error of his ways thanks to the combined efforts of Kirby and the disparate band of heroes.]

Tiff: "Looks like Christmas is saved, thanks to all of our new friends!"

Tuff: "And even the Grinch is joining in the fun!"

[Everyone shares a hearty laugh as snow gently falls and the screen fades to black.]

Please note that this is a creative, fan-made scene and in no way reflects any official storyline or content from the characters' respective franchises.