Per Mertesacker says that a frank team meeting between the defenders has sorted out the problems that bedevilled Arsenal 's first leg of their Champions League tie against Monaco . The Gunners face Monaco on Tuesday night knowing they must score at least three times after their 3-1 defeat at the Emirates Stadium last month . But Mertesacker , the Arsenal vice-captain claims that the response of the team since that result – with four straight wins , including the FA Cup sixth-round victory at Manchester United , and in conceding just two goals since then – is an indication that the team is ready to overturn the two-goal deficit and produce an extraordinary comeback . Per Mertesacker speaks to the assembled media ahead of Arsenal 's Champions League tie in Monaco . The World Cup winner shares a joke with Mesut Ozil as the Gunners prepare for their second-leg clash . 'We speak a lot to each other , even when we win , ' said Mertesacker . 'We need to learn after defeat and winning . We always try to improve as a defensive unit . It ’ s always a topic to analyse things that went right and things went wrong . ‘ After that game lot of things didn ’ t go well . That is a mental thing for tomorrow . We know mentally that we weren ’ t really up for it and at times we could feel there was a bit of pressure and we couldn ’ t really cope with that . 'But we feel after the game we moved on from that and that ’ s why we ’ re confident we can beat any team in the world . ‘ We ’ re coming out of great week with two important wins and a good level of confidence . There is always a good mood in the squad and during the season we ’ ve responded well . But we have to face truth and show a different face tomorrow . We need to embrace the challenge . ' Mertesacker tangles with Ashley Young during Arsenal 's FA Cup victory at Manchester United . Mertesacker celebrates in front of the Arsenal fans at United after their impressive Cup win .
Per Mertesacker believes Arsenal face Monaco in the second leg of their last-16 tie on Tuesday night . The Gunners must score at least three times in order to progress . They travel to Monaco trailing 3-1 in the tie after a shambolic home display . But ArsenalPer Mertesacker believes Arsenal can beat 'any team in the world ' CLICK HERE for all the latest Per Mertesacker believes Arsenal news .