For those requiring another notch up when it comes to service, Kingfisher Elite offers private jets (on which you can even take a mid-air shower), for charter for business....or, indeed, pleasure.

BBC: Smooth skies: The world's best airlines

Less than a minute into the demo, the Flarecraft pitched up into the air, crashing on its side in a shower of water and plane parts.

FORBES: A Wing and a Prayer

On being victimized by Bobby Orr's famous "flying" goal to win the Stanley Cup in 1970: I always tell Bobby he was up in the air for so long that I had time to shower and change before he hit the ice.

FORBES: Magazine Article

They sealed two shower curtains together, capturing some pungent Jersey air in a smattering of bubbles.

FORBES: Wrap Star

Once you enter the dark space where a dramatic spotlight shines on a 100sqm patch of falling water, the sound of the shower and the feeling of moisture in the air immediately gives the familiar impression of being caught in a downpour.

BBC: It is raining indoors in London