1
Spaced correctly, the series becomes
13 15 17 19 21

A button.

Husband and wife

One of average intelligence finds three of them. If you spotted four, you're above average. If you got five, you can turn your nose at most anybody. If you caught six, you are a genius. There is no catch. Many people forget the "of"s. The human brain tends to see them as V's and not F's.

The man had the hiccups. He asked the bartender for a glass of water to cure the hiccups. However, the bartender instead scared the hiccups out of the man by pointing a gun at him. Since the bartender cured his hiccups, the man thanked him and left.

8

57

The man had jumped from a plane but his parachute had failed to open. It is the unopened package.

Snow, Rain

The woman's keys were taken away from her earlier in the night. She took an Uber to get home and was without keys to unlock the doors.

4

Joke