
And to memorialize this OCCASION,
here are your commemorative T-shirts.
The Big Bang Theory Season 9, Episode 13

SHELDON:
Although, on one OCCASION...
The Big Bang Theory Season 4, Episode 3

No OCCASION, ljust wanted to do
something nice for you.
The Big Bang Theory Season 10, Episode 23

I just want everyone to know, uh,
tonight's not a sad OCCASION.
The Big Bang Theory Season 8, Episode 18

Mm. This is great, what's the OCCASION?
The Big Bang Theory Season 6, Episode 1