
Spoiler, works.
The Big Bang Theory Season 10, Episode 20

Spoiler alert:
20 minutes in,
The Big Bang Theory Season 7, Episode 21

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