Democratic presidential candidate Hillary ClintonHillary Diane Rodham ClintonHillary Clinton backs Shontel Brown in Ohio congressional race Hillary Clinton: Casting doubt on 2020 election is 'doing Putin's work' Progressives rave over Harrison's start at DNC MORE is enlisting the help of comedy actor Will Ferrell to motivate Nevada voters.

"It's really important that everyone show up to caucus," the "Step Brothers" star says while enjoying a cup of chocolate frozen yogurt.