When two Premier League games come along within a few days, fortunes change fast. This midweek has already proved too much for Thomas Frank, who lost to Newcastle and found himself getting sacked in the morning. A tight turnaround, combined with the relentless tempo of the Prem, means that everyone is liable to falter. With Chelsea and Man United both drawing last night against opponents well below them in the table, the only teams to have won their last two games are Arsenal and Brentford, who meet tomorrow.