 On May 6, 1934, before United transferred Brown to Second Division Brentford for £300, he scored the only goal in the Manchester (Senior) Cup final match against cross-town rival, Manchester City, at Old Trafford, 1–0.Unfortunately, as with Manchester, his union sentiments quickly soured his relationship with the Brentford's team ownership.He made only one appearance for the first team, but scored 53 goals in 74 games for the reserves and won the 1934–35 London Challenge Cup.