MS State Rep. Billy Nicholson Switches PartiesBy Jennifer Jacob Brown, February 26, 2009State Rep. Billy Nicholson of Little Rock has changed parties and is now a Republican rather than a Democrat, the Mississippi Republican Party announced Wednesday. Nicholson, 61, has served in the Mississippi State House of Representatives since 2000. With Nicholson's switch, there are now 49 Republicans and 73 Democrats in the House. Nicholson said he changed parties both because he feels the Republican Party is a better match for him philosophically and because the Democratic Party threatened to deny his certification in future elections after his endorsement...