Guillen signs 4-year extension: Tigers lock up SS for $48 million.(Carlos Guillen and Magglio Ordonez of Detroit Tigers side-by-side)

Byline: Jon Paul Morosi

Mar. 31--LAKELAND, Fla. -- On Thursday night, Carlos Guillen and Magglio Ordonez enjoyed a barbecue dinner with friends and family, in honor of Guillen's new four-year, $48-million contract. Less than 24 hours later, Guillen and Ordonez stood at their lockers -- side-by-side, as always -- and pondered, with solemn faces, the notion of starting the 2007 season without 17-game winner Kenny Rogers. Such was the strange juxtaposition on one of the more taxing days in recent Tigers history. Guillen, 31, is due to earn $12 million next year, $10 million in 2009 and then $13 million in 2010 and 2011, in a deal announced near the end of the …