Anyone who has ever been to a Jerry Lee Lewis show can tell you how Jerry Lee will insert his name into the lyric of a song at the drop of a hat.

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The group boasts more than 4 million members capable of pouring money into political races at the drop of a hat.

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But with lawsuits filed at the drop of a hat, search services should take note.

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"The great coaches out there are not available at the drop of a hat, " Humphreys said.

BBC: Humphreys wants new Ospreys boss

"There should be technology that's pre-existing and ready to deploy at the drop of a hat, " said one former Transocean executive.

WSJ: BP's Preparedness for Major Crisis Is Questioned

Saudi princes claim to be able to goose production from 9 million barrels a day to 12 at the drop of a hat.

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Quickly setting herself apart herself most other denizens of reality TV willing to get in a fist fight at the drop of a hat, Frankel is all business.

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The highly rated TV series kicked off what came to be known as "jiggle TV, " series full of young actresses who appeared in bikinis at the drop of a hat.

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An extended family of aunts and uncles and cousins who you could turn to at the drop of the hat, if you ever got caught doing something improper on the street.

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Things have gotten so technical and legalistic in the NFL that both Fox and ESPN employ retired officials to be ready to comment at the drop of a hat during a game broadcast.

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