Answer:
“CREEP” refers to Nixon’s Committee to Re-Elect the President, whose members were caught breaking into the Democratic National Committee’s Watergate headquarters. This led to an investigation that exposed the abuse of power by Nixon´s administration and became known as the Watergate Scandal.
Explanation:
"The Saturday Night Massacre" refers to the never seen before use of executive power: Nixon´s order to fire Archibald Cox, a prosecutor determined to force the President to release tapes that implicated him in the break-in. In protest, many Justice Department officials resigned.