The way Spike and Luke warns Thomas and Twilight goes in Yuna and Dusty.
Soon, Yuna and her friends reached Appaloosa.
Princess Yuna: Hi, Round Up!
Round Up: Howdy, Yuna! Ma! Pa! It's Princess Yuna!
Starla: (in her Monster Machine form) Golly! That's her alright.
Braeburn: And how are you, Golden Apple and how're your Mama and Daddy?
Golden Apple: Great, Braeburn.
Round Up: So, What brings y'all here?
Princess Yuna: We're on our adventure. You wanna join us?
Round Up: Sure. Ma? Pa? May I?
Braeburn: You bet, Son.
Starla: (in her pony form) Sure thing.
Round Up: Yeehaw!
Princess Yuna: Alright! Let's go!
Meanwhile in the Blue Mountain Quarry.
Luke: Nothing like working at the Quarry, Isn't it great, Spike?
Spike: It sure is, Luke.
Luke: What's that?
Spike: It's no ordinary storm cloud I've ever seen.
Luke: We must warn Thomas and Twilight!
Spike: Right, Luke.
At the Friendship Rainbow Kingdom.
Thomas: What a great day, Twilight.
Twilight Sparkle: Is sure is, Thomas.
Flash Sentry: Princess Luna, Are you doing alright?
Princess Luna: I'm just worried about Yuna, I hope she's okay.
Hiro: Don't worry, I'm sure she's safe with Dusty and the others.
Princess Celestia: Hiro's right, Little sister, Have faith in her.
James: What is it, Spike?
Spike: There's a big storm cloud outside!
Twilight Sparkle: That's awful.
Flash Sentry: That can't be good.
Sunset Shimmer: How terrible!
Princess Luna: It's time we call a meeting!
Princess Celestia: Right away!