Conor McGregor says he's a lock for being on the card at the UFC's White House event on the Fourth of July ... saying point blank, it's HIS show.

UFC legend, Conor McGregor was called out by Nate Diaz to have their trilogy fight at the White House next July.

Conor McGregor confirmed he’ll be part of the fight card for the planned UFC event on the White House lawn next summer.