Lindsay Lohan Sued -- No Free Ride for Her

Lindsay Lohan is being sued for not paying her limo bill ... but here's the fun part. She racked up a $90,000 bill!

Elite Transportation Limo and Security Services claims Lindsay rode with them from February 2009 to May 2009. Elite claims Lindsay also booked limos for her friends and family.Some of the payments show a $6,000 an hour rate, which also includes security.

As for payments ... well, Elite says she pulled a Lindsay. And with penalties and late charges, the $33,978 bill has now swelled to $90,585.79.