Twilight:

...

...(sees broken pipe where noises are coming from)

...

Uh, hello?
-
Mordecai and Rigby:

...
Twilight's voice:
hello?Mordecai:

! I told you, dude!

Rigby:

my turn!
Mordecai:

No!
-
Twilight: (hears bickering)

...

oh. (fixes megaphone in broken pipe piece)
Rigby's voice:
...It was a scavenger hunt!Twilight:

Um, hi?

This is Princess Twilight Sparkle...
-
Mordecai:

Princess...

a Princess??
Rigby:

(

s to random Pichu)

WE'RE TALKING TO A PRINCESS!
Pichu:

...(backs away)
Rigby:

You were right, dude!
Mordecai:

I know, there is life on this speck!
-
Twilight:

Speck?

What do you mean 'speck'?
-
Mordecai:

Oh yeah, uh,

we're not sure how to tell you this, but...
-
Mordecai's voice:
You're living on a speck, your majesty.Twilight:

Yeah right, Mr. "Voices from the drain pipe",

I happen to live in Ponyville, thank you very much.
-
Rigby:

Well then,

Ponyville is a speck.
-
Twilight:

Right...

Seriously who's doing that?

Discord, you know better then to make Crank Calls to the Castle.
-
Mordecai:

Uh, no...

This is Mordecai.
Rigby:

And Rigby!

We're a bluejay and raccoon.
-
Twilight:

Oh okay,

"Mordecai" and "Rigby".

Fake names.

Where did you say you boys were?
Mordecai's voice:
From where you're standing, Princess, I guess... we're in the skies somewhere, you just can't see us.Twilight:

...
-
Mordecai:

Compared to you, we'd be giants. But we're quite slim from swimming,

Rigby:

and your whole world by the way, fits perfectly on a flower in our world.
-
Twilight:

...

Ok,

This is pushing it, even for you, Discord.