"Give 'Em Hell, Harry!" is a one-man play that portrays the life and presidency of Harry S. Truman, the 33rd President of the United States. The play, written by Samuel Gallu, highlights Truman's straightforward personality and his significant decisions during pivotal moments in American history, including the end of World War II and the beginning of the Cold War. The performance features an actor, often James Whitmore, who embodies Truman, delivering a series of monologues and anecdotes. Through humor and candidness, the play captures Truman's challenges and triumphs, providing audiences with an engaging glimpse into his character and leadership style.