bang goes (something)!

bang goes (something)!

A phrase said about a lost opportunity. That whole wing of the mall is under construction, so bang goes our shopping trip!
See also: bang, goes

bang goes —

used to express the sudden or complete destruction of something, especially a plan or ambition.
1895 George Bernard Shaw Letter Somebody will give a surreptitious performance of it: and then bang goes my copyright.
See also: bang, goes