Check out the videos of previous KDFC Star Spangled Sing-Off Winners performing live at Oracle Park! Do you have what it takes? Send in your video here.

2017 Winner: Antionette Bush

2016 Winner: Juanita Harris

2015 Winner: Contra Costa Chorale

2014 Winner: Vanessa Bousay

2012 Winner: Afterparty

2011 Winner: Todd Leitz

2010 Winner: Angela Arnold