Pull a Fallout 4
When you announce a highly anticipated product or piece of work, as well as reveal that it's nearly finished and close to releasing. Tends to make fans of the work get close to release as well. Named for Bethesda's video game Fallout 4, which was revealed in a nearly finished state during E3 2015.
"Dude! insert game or movie here was just announced! It's coming out in two months!"
"Oh snap, way to pull a Fallout 4 on us!"
"Oh snap, way to pull a Fallout 4 on us!"