At a Cannes Film Festival charity auction as star-studded as one of the Great Gatsby's parties, a pitch rang out that sounded like a sci-fi sequel to "Catch Me If You Can."

"How would you like to go to space with Leonardo DiCaprio?" said an auctioneer, the actress Nicole Kidman.

"I can't believe he offered this, by the way," she added.

The lot? A ticket on the maiden voyage of Virgin Galactic sitting right next to Gatsby, himself, Leonardo DiCaprio. It was not clear who would get the armrest.

After three days of astronaut training, the winner would join a flight set to take off from the California desert this fall, detach from the mothership and launch all the way into orbit.

Virgin Galactic is a commercial successor to the space shuttle and one of several new ventures offering tourism in space.

"We have one million euro," said another auctioneer, actress Sharon Stone. "We're looking for one million two to go with Leonardo DiCaprio for three days'

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Tom Cruise and Jerry Bruckheimer attend an NHL playoff game between the San Jose Sharks and the Los Angeles Kings at Staples Center on May 23, 2013 in Los Angeles