The Des Moines-based Polk County Republican Party announced Thursday that Gingrich will be the guest speaker at the group’s annual Robb Kelley Victory Club Dinner, named in honor of a late Republican activist. Tickets to the May 26th fundraiser are $75 a piece.

John Bloom, chairman of the Polk County GOP, touted Gingrich as “a dominant figure in conservative politics” in a statement announcing the fundraiser.