"He's not a Cardinal. He's a Met.

Willie Randolph on Keith Hernandez doing opening day festivities with the Cardinals, then coming to Shea and throwing out the first pitch.
(Newsday)
"He's a Met," Randolph said, smiling. "He's not a Cardinal. He's a Met. He's throwing out the first ball. What, are you kidding me? How's he going to do that? He's going to come out there and prance around with the Cardinals and then come out and throw the first ball? That's not right. That's not right. We've got to do something about that."

~Now its all in good fun, but I could see something coming from this.