Actor George Clooney is planning a fundraising dinner to raise $10 million for President Barack Obama. Comedian Chelsea Handler and actor Tom Hanks are also Obama supporters.
Comedian Jeff Foxworthy, rocker Ted Nugent and country singer Trace Adkins have said they back the likely Republican nominee, Mitt Romney.
Star-studded endorsements may be attention grabbing, but does it influence voters?
Yes, it does, according to research recently published by a political scientist at the University of Tennessee, Knoxville.