She practiced the piano night in, night out until her fingers could move without thinking.

After such a long day, the toddler is finally going night-night in his crib.

After a long day of playing, the toddler cuddled his blanket and said he was ready to go night-night.

After reading her favorite bedtime story, the toddler went night-night without a fuss.

When the baby gets sleepy, he goes night-night with his favorite blanket.

By the time we checked on the children, the toddler had already gone night-night.

Don't try to fool me — I was born at night but not last night, so I can see through your lies.

She nervously signed up for amateur night at the downtown comedy club.

The old bartender told stories about the ladies of the night who once frequented the harbor tavern.

Several night blindnesses were reported among the villagers after the prolonged blackout.