and former first daughter
are among an extremely long list of celebrities set to appear at a fundraiser for Maryland's same-sex marriage law.
The event will be atop the
in mid-September. Tickets start at $250.
The Free State is one of four where same-sex marriage is on the ballot this year. No state has ever upheld gay nuptials at the ballot box, however polling (funded by a gay rights group) shows Marylanders are open to the idea.
The state will have an unusually crowded ballot this year -- same-sex marriage is one of four controversial laws that voters will decide. Others include expanding gambling, allowing some illegal immigrants to have in-state tuition and the congressional map. And, because of that, the state is bracing for an onslaught of fundraising, national attention and -- of course -- television ads.
, a Democrat eying the White House in 2016, is focusing his energy on same-sex marriage and the in-state tuition questions. (He's said he's "so sick" of the gambling issue.) He will appear at the fundraiser.
The invite also includes
, Russell Simmons. Plus the roster includes: fashion designer
, Bravo exec Andy Cohen,
, Good Wife star
and swimsuit model Hilary Rhoda.
And, there are a host of important behind the scenes types, including former Republican National Committee chairman Ken Mehlman – who