HGTV Summer Showdown - 2008 Battle of the Design Stars 2-2 was released on:
USA: 15 February 2009
HGTV Summer Showdown - 2008 Battle of the Backyards 3-1 was released on: USA: 28 June 2009
HGTV Summer Showdown - 2008 Battle of the Carpenters 1-4 was released on: USA: 24 August 2008
HGTV Summer Showdown - 2008 Battle of the Bonus Rooms 3-2 was released on: USA: 5 July 2009
HGTV Summer Showdown - 2008 Battle of the Bachelor Pads 3-3 was released on: USA: 12 July 2009
HGTV Summer Showdown - 2008 Battle of the Designer Mixed Doubles - 2.1 was released on: USA: 8 February 2009
HGTV Summer Showdown - 2008 Battle of the Color Experts 1-3 was released on: USA: 17 August 2008
HGTV Summer Showdown - 2008 Battle of the Designed to Sell Teams 2-3 was released on: USA: 22 February 2009
HGTV Summer Showdown - 2008 was released on: USA: 3 August 2008
HGTV Summer Showdown - 2008 Clash of the Kitchens 3-4 was released on: USA: 19 July 2009
Frank Fontana has: Played himself in "Today" in 1952. Played Himself - Contestant in "The Great Domestic Showdown" in 2004. Played On Camera Designer in "Takeover My Makeover" in 2006. Played Himself - Designer in "Decked for the Holidays" in 2007. Performed in "HGTV Summer Showdown" in 2008. Played Himself - Host in "Design Off" in 2008.
James Lunday has: Played Crew Member in "In a Fix" in 2004. Played Himself - Carpenter in "In a Fix" in 2004. Played Carpenter in "Ugliest House on the Block" in 2008. Played Carpenter in "HGTV Summer Showdown" in 2008. Performed in "HGTV Summer Showdown" in 2008.
I am not able to find any reference to any Civil War battle called the Battle of the Summer.