[1] Despite these exploits, Holliday rarely featured at first team level, but managed to score four goals in six First Division appearances.
[1] Holliday and Middlesbrough teammates Billy Scott and Bert Watson moved to join Third Division South club Brentford in May 1932.
[1] He was also the first player to score five goals in a single game for Brentford, which he achieved in a 5–5 draw with Luton Town on 1 February 1933.
[9] The Bees narrowly missed out on a second successive promotion during the 1933–34 season and finished fourth in the Second Division,[7] with Halliday scoring 27 goals from 41 appearances.
[6] His 25 goals during the 1934–35 season helped Brentford to the Second Division championship and to promotion to the top tier of English football for the first time in the club's history.
[8][11] Holliday's form during the 1934–35 season saw him called up to represent an England XI in a friendly versus an Anglo-Scots team at Highbury on 8 May 1935.