Stephen Joseph Grilli (born May 2, 1949) is an American former professional baseball pitcher, who played in Major League Baseball (MLB) for the Detroit Tigers and Toronto Blue Jays. Grilli played for six seasons in baseball, but only played in the major league for parts of four seasons. After graduating from Gannon University, Grilli was signed as an undrafted amateur free agent by the Tigers in the middle of the 1970 season, although he didn't make his major league debut until five years later at the age of twenty-six on September 19, 1975 as a reliever in a game against the Boston Red Sox at Tiger Stadium in which he pitched three innings and allowed one hit without surrendering a run. Plagued by control problems with his pitches and walking more batters than he struck out, he worked out