[BBC]Newcastle are the Premier League's momentum monsters, especially since winning the Carabao Cup, but their excellent form goes back further than that.Seventh-placed Aston Villa are also in great shape, on a run of four successive league wins, and although they lost the tie overall, they were sensational in the second leg of their Champions League quarter-final against Paris St-Germain.Villa's comeback on the night, to win 3-2 after falling 2-0 down, took me by surprise but they really showed