Leigh Griffiths claimed that ben ##nett and John Collins warned him . The Celtic midfielder took a chance to settle in at his new club after his move . Griffiths has been in red - hot spells and scored twice against hearts .
Leigh Griffiths revealed that Ronny Deila and John Collins warned him . The Celtic striker took a while to settle in at his new club after his move . Griffiths has been in red-hot form and scored three against Kilmarnock .