"I was happy, surprised," Perez said. "My first time catching, but I was ready because I caught Rosenthal at Double-A in 2012 and Freeman this year [at Triple-A]. I felt comfortable, I felt good."
After five seasons in the Minors, Perez earned his first big league call up, joining the Cardinals from Triple-A Memphis on Sept. 3.
Chad Thornburg is an associate reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.