Alan Shearer and Gary Lineker reacted to Aston Villa’s current situation after a damaging defeat to Manchester United on Sunday. It was damaging in more ways than one because, not only do Aston Villa have to battle with Tottenham for Champions League football now, but they have also opened up the door for their weekend opponents. There are six points between Manchester United in sixth and Spurs in fourth, with Unai Emery’s men possessing the better goal difference between the trio. But Alan Shearer has made it clear that it would be ‘unbelievable’ if Aston Villa were to finish fourth at the en…