My Whole World is the Screen

 is a song sung by Major Monogram in Rollercoaster: The Musical!. It is continually cut off at some point before the end of the second line.

Lyrics
Major Monogram: ''Ahh... The world of a field agent, out in the thick of things. Not like me...''

My whole world is this screen, just four walls of a rectangle

But I can dare to dre-- (The screen goes black) CARL!

Carl: ''Oh! Sorry, sir. I thought you were done. Do you want me to turn them back on?''

Major Monogram: ''Nah, forget it. The moment's gone.''

(Later on in the episode)

Major Monogram: Oh, I hope Agent P is having good luck like I told him to.

My whole world is this screen, just four--

(Scene cuts to Phineas and Ferb Opening the Roller Coaster)

(End Credits)

Carl: Oh, c'mon, sir!

Major Monogram: ''No, Carl. The moment is gone.''

Carl: Sir...

Major Monogram: I got cut-off twice already.

Carl: But sir, you're very good!

Major Monogram: I am?

Carl: Yes, sir. I've heard you practice.

Major Monogram: Well, I have been practicing.

Carl: Yes, sir. And just like the song says: Carpe Diem!

Major Monogram: Well, You can't argue with Latin, can you?

Carl: No, you can't, sir.

Major Monogram: ''All righty then! (Ahem)''

My whole world is this scree--

(End logo interrupts him)

OH, COME ON!

Background Information

 * Some part of Major Monogram wanted to sing that he hid to anyone he knew ("Split Personality").