game on a cold, frosty afternoon". Henry scored his 100th goal at Highbury against Blackburn Rovers to extend a club unbeaten run of nine matches. Defeat at Bolton Wanderers in early December concerned Wenger, admitting the opponents showed the template required to beat his team. A further defeat against Newcastle United, where Gilberto Silva was sent off in the second half highlighted the "physical absence" of Vieira in midfield. In losing 2–0 to Chelsea a week after – their third successive defeat for the first time under Wenger, Arsenal lay in eighth position, 11 points behind Manchester United. An early morning kick-off away to Charlton Athletic ended in a 1–0 victory for Arsenal; José Antonio Reyes scored his second goal in the league. Four first-half goals against Portsmouth helped Arsenal to close the gap on second place by nine points. They ended the calendar year and began 2006 with goalless draws against Aston Villa and Manchester United respectively. Arsenal recorded the biggest win of the league season, against Middlesbrough at Highbury. Henry scored a hat-trick in a 7–0 victory; the striker post-match deemed it was vital for the club to finish in the top four "…for me, for the club and for the fans." They suffered two consecutive defeats: away to Everton and at home to West Ham United. In the latter match, Campbell was substituted at his request before the second half, having been at fault for Nigel Reo-Coker and Bobby Zamora's goals. He "went missing" after the match, subsequently returning to training five days later. Emmanuel Adebayor scored his first goal for Arsenal in a 2–0 win against Birmingham City on 4 February 2006. A stoppage time goal scored by Gilberto earned the team a point against Bolton Wanderers at Highbury; they went 1–0 down in the 12th minute after Kevin Nolan chipped the ball past goalkeeper Jens Lehmann. Arsenal conceded a late goal away to Liverpool on Valentine's Day – a result which left the club 10 points behind their opponents. Defeat against Blackburn Rovers meant they lost for the second consecutive game. Having collected just three wins out of a possible 14 away from home, Wenger admitted the form of the team remained "a big worry" given they needed to play five more. March–May In the first week of March, Arsenal beat Fulham 4–0 with a "commanding performance" from Henry, who scored two goals. The striker