This made me laugh:

Rosalie Druyan wants to stick the Rolling Stones between a rock and a hard place with a $51 million lawsuit.

"People came from all over to see the Stones," she said. "When you talk about travel expenses, hotel and baby-sitting expenses, that's not a cheap day."

Druyan said she received a Ticketmaster e-mail on her BlackBerry notifying her of the cancelation when she was a few miles from Atlantic City. By then it was too late to junk a $300 reservation at the Trump Taj Mahal and too rainy to drive back to Brooklyn.

"We were bored for nothing," said Druyan.

Full article

OK, let's see around $1000 expenses minus the cost of the tickets which is refundable and a bit of boredom=$51 millions?
If I had to sue everyone that disappointed me, annoyed me, made me waste time and so on I would be the richest man on earth by now.