
So this is for Amy's BIRTHDAY.
Can I leave it here?
The Big Bang Theory Season 11, Episode 11

Amy's BIRTHDAY present
will be my genitals.
The Big Bang Theory Season 9, Episode 11

I had no idea it was your BIRTHDAY.
I forgot.
The Big Bang Theory Season 1, Episode 16

you use your BIRTHDAY
as a password
The Big Bang Theory Season 7, Episode 7

Birthday girl?
Birthday girl? Birthday girl?
The Big Bang Theory Season 9, Episode 11