Walters scored either side of Kenwyne Jones' header after the visitors had taken the lead through a Steven Gerrard penalty awarded in the first minute.
The Merseyside-born 29-year-old was the match-winner on this ground in September 2011 with the only goal of the game from the spot. And his two strikes took him level with Ricardo Fuller as the club's joint leading Premier League goalscorer with 18.

