The White House celebrated St. Patrick's Day with Conor McGregor, the UFC fighter who has been found liable for rape in a civil case.

Former UFC champion and Irish businessman Conor McGregor briefly speaks with reporters alongside White House Press Secretary Karoline Leavitt before meeting with President Donald Trump in the Brady Press Briefing Room at the White House on Saint Patrick’s Day, Monday in Washington, DC. (Chip Somodevilla/Getty Images)

Irish mixed martial arts fighter Conor McGregor used a St. Patrick's Day visit to President Donald Trump at the White House on Monday to criticize Ireland's immigration policies, drawing a rebuke from the country's prime minister.

Dropkick Murphys singer Ken Casey has never been shy about his disdain for Donald Trump. The vocalist for the “Warriors Code” band was at it again on St. Patrick’s Day on Monday (March 17) when he dissed the commander-in-chief for being what he described as the opposite of a member in good standing of his Massachusetts-bred “Wicked Sensitive Crew.

The lead singer of the popular Celtic punk band Dropkick Murphys told a MAGA follower to "shut the fuck up" during a series of St. Patrick's Day shows.