The former Hibernian frontman drew a torrent of flak from the Easter Road faithful after joining Gers on loan last week.
But the Scotland international did not let the social media outcry dent his confident outlook, even posting a light-hearted response on Twitter featuring a video clip of Dumb and Dumber actor Jim Carey covering his ears with his hands.
Northampton striker Kevin van Veen is hoping to make his first start in over a month in the home game against Shrewsbury.
Derby's decision to postpone Sunday's home Sky Bet Championship game against Cardiff was made independently, Derbyshire Police have confirmed.
Rochdale have no new injury worries ahead of Tuesday's Sky Bet League One relegation battle with fellow strugglers Fleetwood.