have another thing coming

another nail in someone's coffin

An event that increases the likelihood of or causes further failure.

another string to one's bow

Another skill, ability or resource to be used in case of failure.

be a thing

To exist, or to be available, widespread, possible, or a common practice.

best thing since sliced bread

Alternative form of greatest thing since sliced bread.

best thing since sliced pan

Alternative form of greatest thing since sliced bread.

bright young thing

One who is youthful, clever, eager, and high-spirited in manner and attractive in appearance.

chance'd be a fine thing

Synonym of no chance or fat chance, with a somewhat more cheerful attitude.

coming and going

A general bustle of activity.