A clue could be " a walk-off home run in the bottom of the ninth."
sole goal
Winning inning is a hinky-pinky for "When does a walk-off home run happen?"
The Hink Pink for a holiday donkey is a Yule mule.
Thin inn is the hink pink for skinny hotel.
Fake bake is a Hink-Pink for counterfeit cook.
The hink pink for "boy's test" is "lad's quiz."
Dark ark is a Hink-Pink for Noah's boat with the lights off.
"Man pan" is a hink pink for male pot or masculine skillet.
lathering gathering is the hink pink for a group of men shaving
pink mink
A hink-pink for "incorrect melody" would be wrong song.
The hink pink is clean teen.