The event is scheduled to begin at 11:00 a.m. EST.
Yiannopoulos is self-publishing the book, "Dangerous", after publisher Simon and Schuster canceled his book deal.
"Yiannopoulos resigned from the conservative website Breitbart News this year after comments he made about sexual relationships between boys and men", the AP reports.
Top News World Leaders Gather for G-20 Summit Getty Images
In the 83-page lawsuit, the former Breitbart editor references several celebrity tweets from Leslie Jones, Sarah Silverman, and Judd Apatow condemning Simon & Schuster's relationship with the provocateur.
"Rather than live up to the terms of its contract with Yiannopoulos to publish risky, and despite pre-orders projected to propel the book onto leading best-selling book lists, Simon & Schuster wrongfully, and in bad faith, terminated the contract with Yiannopoulos in violation of its terms and canceled unsafe under pressure from authors, bookselling accounts, business and special interest groups, celebrities, and various other self-appointed censors", the civil suit, filed in New York State Supreme Court on Friday, read. In a recent Facebook statement, Yiannopoulos announced his plans to hold an event in front of the publishing agency's building in order to send a message about the "how badly they screwed up".
Fast forward to Friday, the British media personality is suing S & S for $10 million!
Ticketmaster have issued THIS warning to Ed Sheeran fans
Virtual queues and a four ticket per person limit meant the process for getting tickets was slow for many customers this morning. Six out of the seven gigs to be held in Ireland have already sold out , mere hours after the tickets went on sale this morning.