Easterby and Best freely admit Farrell senior can highlight traits of his son 's individual game .
Easterby and Best freely remain adamant the 41 - year - old will have little insider information stemming from his time in the England camp .
Easterby and Best freely admit Farrell senior can highlight traits of his son 's individual game , but remain adamant the 41 - year - old will have little insider information stemming from his time in the England camp .