Kansas City Royals' Zack Greinke Goes Viral For Sharing Priceless Moment in Outfield with Kids - Fastball

Zack Greinke Story Goes Viral: MLB World Reacts - The Spun: What's Trending In The Sports World Today

We love you infinity and more baby! - Kansas City Royals' pitcher Zack Greinke and wife Emily Greinke share moments from their baby boy's 7th birthday celebration with Instagram fans

Zack Greinke allegedly pretending to sign a kid's ball and instead throwing it into the stratosphere might be the best Greinke tale yet, This is the Loop

Zack Greinke reportedly signs one-year deal with KC Royals

Kansas City Royals Legend Goes Viral For Pitching Oddity - Fastball

Fans can be jerks, too - by Lee Judge - leejudge

Mini Zach Greinke throwing some warmups. #kansascity #kansascityroyals # royals #mlb

Another Great Achievement in the Career of Kansas City Royals Legend Zack Greinke - Fastball

Zack Greinke allegedly pretending to sign a kid's ball and instead throwing it into the stratosphere might be the best Greinke tale yet, This is the Loop

Kansas City Royals Zack Greinke Joins Incredible Club in Baseball History - Fastball

Fans can be jerks, too - by Lee Judge - leejudge

Kansas City Royals' Zack Greinke Goes Viral For Sharing Priceless Moment in Outfield with Kids

Zack Greinke - Fastball