Unfavorable Publicity Quotes
George W. Bush had become very unpopular and many politicians were trying to distance themselves from him, his policies, and the poor implementation of those policies. Senator Joseph Lieberman, a Democrat, had just lost his own primary election and was attacked because he advocated support of the American president in war and foreign policy.
Romney who was typically well spoken, very frequently in his campaign speeches and appearances, made statements that were clearly untrue, and even worse statements which reinforced the negative stereotype of a disconnected rich man. Hence the joke about the muzzle.
Calling for the Vice President's removal from the 1992 Republican ticket: