Little know to Britons before his epic rant against comedian Russell Brand, Sean Hannity has been one of Fox News' chief attack dogs for nearly a decade.
A true 'Murican' and darling of the tea party, Hannity is infamous for his rants against Obamacare, immigration and gun control.
He is a fierce defender of Israel, once told a lesbian "I feel sorry for your child," and he has written a book called Deliver Us from Evil: Defeating Terrorism, Despotism, and Liberalism.
The hard-right political commentator hit headlines in the UK this week after Brand laid into him in a media-crushing video take-down that quickly went viral.
For British readers unfamiliar with 'ranty Hannity' - the Fox presenter has struck an aggressively pro-Israeli line over its three-week offensive in Gaza.
In his YouTube video, Brand said that Hannity was hellbent on a context-free, aggressive shouting match rather than a reasoned discussion on the complex factors that led up to the latest round of violence.
Hannity responded in his news segment by calling the comedian "a D-list actor, better known for his failed marriage to Katy Perry."
Here are 16 of his best, worst, moments: