Fernando Tatis hit 2 grand slams in 1 inning

Manny Machado hits walk-off grand slam in Padres' win over Rangers

Machado hits grand slam in 10th, Padres beat Rangers 6-3, Sports

Same name, same dream: Fernando Tatis Jr. might surpass his proud father and stay with the Padres 'forever' - The Athletic

This Day in History: Fernando Tatis Sr. Hits Two Grand Slams in Same Inning!

A grand performance by Fernando Tatis for Cardinals

Fernando Tatis Jr. hits two home runs vs. Dodgers on anniversary of father's historic feat - ESPN

Fernando Tatis hit 2 grand slams in 1 inning

Moneyball: Tatis took cash as prospect, owes part of fortune

Fernando Tatis Jr.'s grand slam off a 3-0 pitch riles 'unwritten rules' crowd

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