Kate Upton joins B.J. and Justin Upton on cover of SI's baseball playoff preview

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton, Justin Upton and Walter Iooss Jr. :: Darcie Baum/SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton, Justin Upton and Walter Iooss Jr. :: Darcie Baum/SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Derek Kettela/SI

Walter Iooss Jr./SI

Walter Iooss Jr./SI

Walter Iooss Jr./SI

Stewart Shining/SI

Stewart Shining/SI

Derek Kettela/SI

Walter Iooss Jr./SI

Stewart Shining/SI

Walter Iooss Jr./SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton, Justin Upton and Walter Iooss Jr. :: Darcie Baum/SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton, Justin Upton and Walter Iooss Jr. :: Darcie Baum/SI

Kate Upton, BJ Upton, Justin Upton and Walter Iooss Jr. :: Darcie Baum/SI

Kate Upton, BJ Upton, Justin Upton and Walter Iooss Jr. :: Darcie Baum/SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI

Kate Upton, BJ Upton, Justin Upton and Walter Iooss Jr. :: Darcie Baum/SI

Kate Upton, BJ Upton, Justin Upton and Walter Iooss Jr. :: Darcie Baum/SI

Kate Upton, BJ Upton and Justin Upton :: Walter Iooss Jr./SI