caught up

caught short

unprepared or without enough of something when it is needed

caught with one's pants down

Caught off guard, unprepared, or in an embarrassing situation.

dog that caught the car

A person who has unexpectedly attained an aspirational goal and is now unsure what to do with it.

dog who caught the tire

One who accomplishes a seemingly impossible feat, but does not know what to do next.

not be caught dead

To refuse completely to do something, generally out of scorn.