Comedian Kevin Hart honoured with Kennedy Center's Mark Twain Prize for humour
Hart, 44, became the 25th recipient of the prize, which the Kennedy Center has previously bestowed on Adam Sandler, Whoopi Goldberg, Jon Stewart and others
Hart, 44, became the 25th recipient of the prize, which the Kennedy Center has previously bestowed on Adam Sandler, Whoopi Goldberg, Jon Stewart and others