Simplify the following text for a Grade 17 native English-speaking person.
Original: In late 2008 through early 2009 , WWE Tag Team Champions The ColÃ ns ( Carlito and Primo ) engaged in rivalry with the World Tag Team Champions John Morrison and The Miz , which resulted in the announcement on the March 17 edition of ECW that at WrestleMania XXV both teams would fight for their titles against each other and the winning team would hold both titles .
Simplified: In late 2008 through early 2009 , WWE Tag Team Champions The ColÃ ns ( Carlito and Primo ) engaged in rivalry with the World Tag Team Champions John Morrison and The Miz , which resulted in the announcement on the March 17 edition of ECW that at WrestleMania XXV both teams would defend their titles against each other and the winning team would hold both titles .