Peridot having a panic attack when the Barrier is broken, thinking that the Cluster is hatching ahead of schedule.
Chapter 2
The Crystal Gems have finally started peaceful greetings with the monsters, and there's a sense of relief. Then Steven barges in, says hi to Frisk, and causes them to freeze up.
Steven's eyes have gone shiny again. “I”m Steven! Wow, you're really strong. I saw you flip out of the water – that was really cool! Are you a mermaid?”
“Well I sure ain't a maid anymore-”
“Undyne!” Alphys bursts out, horrified.
Chapter 6
Lars shows up, and...isn't kind to the monsters. Papyrus, being Papyrus...
Lars:(Papyrus just offered him a handshake) Dude, gross.
Chara:Come on, you've been trying to get rid of that for months.
Frisk: It's not going to happen.
Chara:Do it or you're a pansy.
Frisk: Nope.
Chapter 7
Pretty much all of it. Ronaldo has a field day with the arrival of the monsters, and the Undertale cast pretty much just take it in stride.
friskybusiness said: It's all true I'm the snerson.
Anonymous said: i was the pizza.
KeepBeachCityWeird said: Monster spies in my blog??? Gathering information?? Your presence in my journals has not gone unnoticed! I'm on to you! I'm on to all of you!!!
YourNameHere said: This is a public online forum, numbnuts.
Among other things, Ronaldo theorizes that Frisk is a disguised snake person - he starts calling them the "snambassador."
ALPHYS said: guys i'm serious!!!!!
Anonymous said: that makes one of us.
friskybusiness said: Can I get 'snambassador' put on my official ID badge. Is that a thing I can do.
Chapter 8
Chapter 9
Chapter 10
The last two lines (told from Undyne's point of view).
It's true - it's all true.
Anime is real.
Chapter 11
Frisk finally getting use out of the DogResidue, first by throwing it at a Gem monster, and then using it to spawn Dog Salad in order to heal.