Flowey: Alright, here's one for... me?undertale_fanatic999 wanted me to meet... Who the hell is 'fell'? Error Sans? Underswap? You must be on some crack-

Sans: i gotcha covered.

Carlos: Wait, Sans! You said you didn't like to try to contact Alternate Universes!

Sans: i said i don't try to contact other versions of myself. i'll just get him fell and swap. can't risk error, though. it might create a paradox or a tear in the space-time continuum.

Carlos: I'll get Error when you leave. I got u boo

Sans summons an immense power and opens two breaches! He disappears, but comes back with Underfell Flowey. He goes through the other, brings Underswap Flowey, and closes the breaches.
Lauren summons a crappy power and fumbles with calling Error from somewhere in the files.

Flowey: These guys look kinda-

UF Flowey: Where are we? Oh no, not another dimension! Frisk bet me that I'd be the first to be ripped away from our timeline by Sans!
Wh-what are you looking at? Don't you have some monsters to kill? And why was Sans in a blue hoodie? Does everyone here have such a weird style here? Or-

US Flowey: Golly, I'm so confused! How did I get here? Human, would you like some Floweyflakes? They'll heal two HP!

Me: Aww, they're both so cute!!! Flowey, take some notes.

Error: You're just glitches. All of you.

Carlos: What??? I'm not a-

Error: You've created a wonderful AU. You put much more thought into it than Ink does.

Flowey: What the fuck...?

Error: I don't know how you brought me here, but-

Sans: welp, was it fun to meet-? *notices Error* shit. fuck. dick. bitch. cock. hell. i'm out of swears. paradoxes are going to happen.

Frisk: *Frisk asks Sans to kill them so the timeline erases this.

Sans: with pleasure!

Sans summons a Gaster Blaster and murders Frisk.

A/N: Hey!!! If you're enjoying this, please leave a star, and I'm open for asks and dares!!! Thank you!!!