The Chipmunks:
My grandma and your grandma
Sit-tin' by the fire
My grandma told your grandma
"I'm gonna set your flag on fire"

Talk-in' 'bout, hey now! (hey now!)
Hey now! (hey now!)
I-KO, I-KO, un-day (hey...)
Jack-a-mo fee-no ai na-nay (jock-a-mo)
Jock-a-mo fee na-nay (hey!)

See that man all dressed in green? (hey!)
I-KO, I-KO, un-day (hey!)
He is a man
He's a lov-in' machine (hey!)
Jack-a-mo fee na-nay

Talk-in' 'bout, hey now! (hey now!)
Hey now! (hey now!)
I-KO, I-KO, un-day (hey...)
Jack-a-mo fee-no ai na-nay (jock-a-mo)
Jock-a-mo fee na-nay (hey!)

I-KO (I-KO), I-KO (I-KO)
I-KO, I-KO, un-day (oh)
Jack-a-mo fee-no ai na-nay
Jock-a-mo fee na-nay

Talk-in' 'bout, hey now! (hey now!)
Hey now! (hey now!)
I-KO, I-KO, un-day (hey...)
Jack-a-mo fee-no ai na-nay (jock-a-mo)
Jock-a-mo fee na-nay (hey!)

I-KO (I-KO), I-KO (I-KO)
I-KO, I-KO, un-day (oh)
Jack-a-mo fee-no ai na-nay
Jock-a-mo fee na-nay
Jock-a-mo fee-na-nay
Jock-a-mo fee na-nay (hey!)