MARCH HARE:
very merry unbirthday to me

MAD HATTER:
To who?

MARCH HARE:
To me

MAD HATTER:
Oh you!

MARCH HARE:
very merry unbirthday to you

MAD HATTER:
Who me?

MARCH HARE:
Yes, you!

MAD HATTER:
Oh, me!

MARCH HARE:
Let's all congratulate us with another cup of tea
very merry unbirthday to you!

MAD HATTER:
Now, statistics prove, prove that you've one birthday

MARCH HARE:
Imagine, just one birthday every year

MAD HATTER:
Ah, but there are three hundred and sixty four unbirthdays!

MARCH HARE:
Precisely why we're gathered here to cheer

BOTH:
very merry unbirthday to you, to you

ALICE:
To me?

MAD HATTER:
To you!

BOTH:
very merry unbirthday

ALICE:
For me?

MARCH HARE:
For you!

MAD HATTER:
Now blow the candle out my dear
And make your [bad word] [bad word] 
BOTH:
merry merry unbirthday to you!