go left

all dressed up and nowhere to go

Elaborately attired or otherwise fully prepared for an anticipated situation or activity which, nevertheless, fails to occur.

all systems go

Everything is ready.

as you go

While one is doing (something); as one progresses.

be left at the post

To be beaten from the beginning of a competition or race.

be left holding the baby

To be left with the responsibility of resolving a problem.

boldly go where no man has gone before

To break new ground.

come and go

To repeatedly appear and disappear; to be transient.

don't go there

Do not broach that topic.