The siblings, Kevin, Nick and Joe, are scheduled to be the halftime entertainment for the nationally televised November 27 game between the Dallas Cowboys and the Seattle Seahawks.

The performance also serves as the kickoff for the 2008 Salvation Army Red Kettle Christmas Campaign, which has raised more than $1 billion since 1997.

Previous halftime performers have included Kelly Clarkson, Carrie Underwood, Sheryl Crow, Destiny’s Child, Toby Keith, LeAnn Rimes, Jessica Simpson, Randy Travis and Reba McEntire.