Sunderland are amongst the host of Championship sides reportedly interested in signing Millwall striker Lee Gregory.
Championship duo Sheffield Wednesday and Derby County are just two of the sides keen on signing Millwall striker Lee Gregory.
Sunderland are bottom of the Championship and slipping towards League One - so signing Millwall striker Lee Gregory would make perfect sense.
The Millwall man is a reported transfer target for Sunderland and Sheffield Wednesday.
Derby County have been linked with Lee Gregory of Millwall in the January transfer window.
Celtic were interested in Lee Gregory back in 2016, according to a report.
Millwall may struggle to hang on to striker Lee Gregory with six months of his contract remaining and Championship rivals Derby County are keen.
Lee Gregory is out of contract in the summer but the Millwall striker does not appear to be on Celtic's radar any longer.
Celtic enquired about the availability of Millwall frontman Lee Gregory last summer and he could be a welcome addition at Parkhead.
Millwall's fleet-footed frontman Lee Gregory was linked to QPR last summer - and they should try again with Everton's Aroune Kone set to move elsewhere.