Look up in the sky, not a bird, not a plane, just little old me.

Nyan Cat's the name,

Don't get it twisted son, been [bad word] cosmic [bad word] since life number one!

I'm the first cat in space, won the cat space race.

I'm here to cat bread you, have some wheat on your face.

Don't get mad, have some skittles, (I just sharted)

Your face looks like a [bad word] cat version of Ron Swanson, you'll be forgotten, like the pubes danglin off of my johnson.

You're big in real life but on youtube im HUGE! You can die tomorrow, i'll still get 80,000 views!
 [bad word] Cat: 

What doesn't kill you, [bad word] me off. So i'm gonna be the one to [bad word] finish the job.

I eat, sleep, excrete and lick my paws. You fly through space, that's it? You should be hauling around Santa Claus.

I'll eat you for breakfast and turn you into a nice [bad word]  have you seen titanic?

My favorite actor was the iceberg.

I'm a celebrity, i'm in time magazine. The biggest name in pets, since, uh, [bad word] Lassie.

You're a try hard, I didn't even want fame. Kicking your [bad word]  it's in my DNA.

Nyan Cat:

You're shorter than the pinky of Peter Dinklage, scratch that, more like Dinklage's Peter, going through shrinkage.

You're still a virgin, my [bad word] caused the Big Bang!

Roses are red, violets are blue, I have a gun, get in the van.

What's wrong [bad word]  Where's the other six dwarves?

Celebrating your absence with coffee-flavored liqours?

Your bout to get spade, I've got a flush, you down the toilet, your wack raps making me blush.

I'll put you in a blender, I'll turn you to slush!

TBH, you're not the first [bad word] i've [bad word] 
 [bad word] Cat:
 [bad word] me with those ryhmes? You're [bad word] delirious.

I had fun once, it was a traumatic expierience.

Maybe I am smaller then a midgets frigid noodle, but at least i'm not some wanna-be toaster [bad word] 

You ain't [bad word] 

You're ancient

You're 8-bit, Atari.

Just quit, you wont get these 8 [bad word]  (I'm sorry!)

Because the only reason you got to be that tasty was that your dad couldn't get [bad word]  so he ed a pastry.