To avoid the issue.
To change the subject.
To blatantly change the subject and talk about what one desires and disregard the subject at hand.
Bullshitting aka "BS-ing."
IFILL: Governor, please if you want to respond to what he said about Sen. McCain's comments about health care?
PALIN: I would like to respond about the tax increases.
(Taken from the 2008 Vice Presidential Debate between Sarah Palin & Joe Biden)
"You Palin hard...just answer the question."