 Martha's Vineyard is set to host the Biden Victory Fundraiser on July 29th at a private residence. The invite to the Biden Victory Fund event said that David Letterman would be there as a special guest. Along with Aloha State's Democratic Governor Greene and Attorney Kenneth Feinberg is also a host of the $2,500 to $25,000 a ticket event. Letterman has been a longtime supporter of President Biden and critic of former President Trump.