GOP candidates dress down on the campaign trail ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Bill Greene/Globe Staff Mitt Romney campaigned with Senator John McCain at Manchester (N.H.) Central High School on Jan. 4, 2012. Win McNamee/Getty Images Former Utah governor Jon Huntsman spoke at the New England College Convention in Concord, N.H., on Jan. 6, 2012. Jeff Haynes/Reuters Former House speaker Newt Gingrich arrived to the caucus at the UNI Dome at the University of Northern Iowa in Cedar Falls, Iowa, on Jan. 3, 2012. Charles Dharapak/Associated Press Former senator Rick Santorum campaigned at the Keene Public Library in Keene, N.H., on Jan. 6, 2012. REUTERS US Representative Ron Paul checked his watch as he listened to his introduction at a campaign stop in Cedar Falls, Iowa, on Jan. 2 , 2012. Charles Dharapak/Associated Press Republican presidential candidate Texas Gov. Rick Perry visited the Iowa State Fair in Des Moines, Iowa on Aug. 15, 2011. AFP Lamar Alexander performed his trademark piano numbers at the Park Side Junior High School in Manchester, N.H., on Feb. 16, 1996. Lee Marriner/Associated Press Former general Wesley Clark answered a question after speaking to a crowd at the Peterborough (N.H.) Town House on Jan. 7, 2004. Doug Mills/Associated Press Vice President Al Gore danced with his wife, Tipper, during a late night campaign rally in Clinton, Iowa, on Aug.19, 2000. Dina Rudick/Globe Staff Senator John Kerry and his running mate, John Edwards, campaigned in Greensburgh, Pa., on July 31, 2004.