 As a member of the 1960 World Series Champion Pirates, Christopher was a utility player, pinch-running in three games and scoring two runs (in games 2 and 5).Christopher became the Mets’ fifth pick in the 1961 MLB Expansion Draft.In 1964, he enjoyed easily his finest season as a major-leaguer, hitting .300, with 16 home runs, 76 runs batted in (RBI), 78 [Run (baseball)|runs]], 163 hits, 26 doubles, and eight triples, in 154 games — all career-highs.