In the run-up to the 2004 United States presidential election, Aguilera was featured on billboards for the "Only You Can Silence Yourself" online voter registration drive run by the nonpartisan, non-profit campaign "Declare Yourself".
Prije izbora za američkog predsjednika 2004. godine Aguilera je bila prikazana na tablicama za online pogon registracije birača pod imenom "Only You Can Silence Yourself" kojeg je osnovala nepristrana neprofitna kampanja "Declare Yourself" (Deklariraj se).