Davey said: "I get a sheet of paper every week listing which clubs are here. It's Celtic and Rangers, the Liverpools and Man Uniteds. I think: 'Flippin' 'eck, last year it was Darlington, Rochdale and Hartlepool'.
"We probably will get an offer in January but we'll have to cross that bridge when we come to it."
Muller admitted: "Of course I want to play in the Premier League. It's better quality but I don't think the step up is too far."