Ken Griffey Sr. and Jr. become the first father-son duo to ever
Looking back at some of MLB's best father-son duos – NBC Sports
In 1990, the Griffeys became the first father-son pair to play in
Ken Griffey, Jr., Biography, Statistics, & Facts
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Vladimir Guerrero joins Vladimir Sr. as first father-son Home Run
Vladimir Guerrero joins Vladimir Sr. as first father-son Home Run
Ken Griffey Sr. and Ken Griffey Jr. Make Father-Son History With
Vladimir Guerrero joins Vladimir Sr. as first father-son Home Run
ken griffey father & son Values - MAVIN
ESPN - 31 years ago today, Ken Griffey Sr. and Ken Griffey Jr
Hot Clicks: Classic Photos of Ken Griffey Jr. - Sports Illustrated