A treble substitution by Walsall manager Ray Graydon on 98 minutes changed the game .
Reading made a storming start to extra-time with , ex-Walsall striker , Martin Butler scoring a header inside the first 2 minutes .
A treble substitution by ex-Walsall manager Ray Graydon on 98 minutes changed the game .
Reading made a storming start to extra-time with , ex-Walsall striker , Martin Butler scoring a header inside the first 2 minutes .