Jackson Holliday has been called up by the Orioles

Photo by George Kubas/Diamond Images via Getty ImagesJackson comin’, y’all.

It’s really happening. Jackson Holliday will be joining the Orioles tomorrow. ESPN’s Jeff Passan reported on Tuesday night that the O’s are calling up the game’s #1 prospect. We won’t be waiting weeks into the season to wonder when the team is going to get a player who is clearly one of their best onto the roster.

UPDATE 4/10: The Orioles made the callup official on Wednesday morning, revealing that Holliday will wear the #7 jersey that has not been assigned to a player since Cal Ripken Sr. passed away. This was done with the blessing of the Ripken family. As expected, Tony Kemp was designated for assignment as the…