
Excuse me, SPOILER alert.
The Big Bang Theory Season 2, Episode 22

Spoiler alert: brain hemorrhage.
The Big Bang Theory Season 12, Episode 6

Spoiler alert:
it was fine.
The Big Bang Theory Season 12, Episode 14

- Spoiler alert, SPOILER alert.
- What?
The Big Bang Theory Season 4, Episode 3

"Spoiler alert.
When I see you I'm gonna spoil it."
The Big Bang Theory Season 9, Episode 19