I have a jug of SOUR goat's milk
Game of Thrones Season 6, Episode 9
You said that King's Landing
smelled of horse dung and SOUR milk.
Game of Thrones Season 5, Episode 3
You need SOUR cherries to make it right.
Game of Thrones Season 2, Episode 8
after negotiations went SOUR.
Game of Thrones Season 2, Episode 5
and see your SOUR face.
The Big Bang Theory Season 10, Episode 1