Senate Republicans voted last night to let President Obama's payroll tax cut expire—effectively raising taxes on the middle class while allowing millionaires and billionaires to keep paying low tax rates from the Bush era.

Check out our new tax cut calculator to find out what the latest round of congressional inaction will mean for your paycheck. Then, pass it on to friends and family who should know why we're fighting for the President's payroll tax cut and asking the wealthiest Americans to pay their fair share.