Lyndon Johnson

Lyndon Baines Johnson (1908–1973), often referred to as LBJ, was the thirty-sixth President of the United States (1963–1969). After serving a twenty-two year career in the U.S. Congress, Johnson became the thirty-seventh Vice President, and in 1963, he succeeded to the presidency following President John F. Kennedy's assassination.

Lyndon Johnson in "Before the Beginning"
Lyndon Johnson was a notorious womanizer. His sexual escapades became pornography after the invention of the time-viewer.

Lyndon Johnson in "A Massachusetts Yankee in King Arthur's Court"
Upon discovering that he'd been transported back in time, John F. Kennedy was horrified to realize that Lyndon Johnson would become President in Kennedy's absence.