[1] He made his major league debut on April 9, 1982 against the Toronto Blue Jays, appearing as a pinch hitter and flying out to center field in the eighth inning.

Bass was named to the 1986 National League All-Star team, pacing the Astros with a .311 batting average, 20 home runs, 79 RBI, 22 stolen bases, and sterling defensive play.

[4] In Game 6 of the epic 1986 NLCS, he struck out swinging with men on first and second in the 16th inning, sealing a 7–6 victory for the Mets, allowing them to advance to the 1986 World Series.

[5] On August 3, 1987, versus the San Francisco Giants, Bass became the 15th switch hitter in major league history to hit a home run from each side of the plate in the same game.

[7] The second homer, against Atlanta Braves reliever Mark Eichhorn on September 20, created a tie game that the Astros won in 14 innings.

Garrett (Jacksonville State University) was selected by the Washington Nationals in the 42nd round (1,249th overall) and played a couple of seasons in their organization before spending time in the independent minor leagues.

Bass is also the nephew of the late Stan Johnson, a former professional baseball player who played for the White Sox and the Athletics organizations.