If you live in Connecticut you must change your party affiliation by:
Registration Deadline: April 22, 2012
Primary Date: April 24, 2012
I did this a couple of weeks ago at the Registrar of Voters in my hometown. It took 5 minutes. I'm sure you can sacrifice 5 minutes of your day to support the last hope of our nation, can't you?
Find your state's voting rules here: