go to work

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.

boldly go where no man has gone before

To break new ground.

busy work

Work or activity performed with the intention or result of occupying time, and not necessarily to accomplish something productive; routine work of low priority undertaken for the sake of avoiding idleness.

close enough for government work

Adequate; acceptable as government work, imperfect but not worth the time nor effort of improving.

come and go

To repeatedly appear and disappear; to be transient.

crazy enough to work

Acknowledging that an idea, plan, or strategy seems foolish, implausible, or risky, yet might succeed precisely because of its unconventional or unexpected nature.