• Arsenal have drawn 49 matches in UEFA competition.
UEFA Champions League statistics
• Arsenal have had 37 shots wide, less than the other sides in the quarter-finals.
• The Gunners have scored 18 times and had 67 shots on goal, both more than any other quarter-finalist.
• Nicklas Bendtner has scored four goals, the joint highest total of players left in the competition. Cristiano Ronaldo leads the way overall with seven.
• Andrey Arshavin has set up five goals, the joint highest total in the competition.
• Alex Song has committed 20 fouls while Cesc Fàbregas has been impeded 24 times, both more than any other player still involved.
• Gaël Clichy, Fàbregas and Robin van Persie are all within a booking of a one-match ban.
Latest domestic information
• Saturday 27 March: Birmingham City FC 1-1 Arsenal FC (Phillips 90+2; Nasri 81)
Almunia; Sagna, Campbell, Song, Clichy; Denilson, Diaby; Walcott (Nasri 69), Fàbregas, Rosický (Arshavin 68); Bendtner.
• The Gunners' six-match winning run was ended after a last-gasp equaliser in the Midlands, Bacary Sagna's clearance hitting the head of Kevin Phillips, an 84th-minute substitute, and squeezing past Manuel Almunia.
• With Thomas Vermaelen banned, Song dropped into defence while Sagna replaced Emanuel Eboué at right-back. Abou Diaby came into midfield and Theo Walcott and fit-again Tomáš Rosický were initially preferred to Samir Nasri and Arshavin on the flanks. Bendtner played all 90 minutes after shaking off an ankle problem.
• Manchester United FC and Chelsea FC have also dropped points at St Andrew's this season.
• The Gunners have recorded 20 victories in 23 matches at the Arsenal Stadium in 2009/10, including each of their last five. They also won their first eleven home games this term.
• With 15 Premier League goals this season, Fàbregas has surpassed the club record tally for a midfielder in one campaign. Robert Pirès managed 14 goals three seasons running between 2002/03 and 2004/05.
• Just three of Arsenal's 74 league goals have come in the first 15 minutes, compared to 21 in the final quarter-hour.
• Cesc Fàbregas – out 6-20 March (hamstring)
• Tomáš Rosický – out 9-27 March (groin)
• Johan Djourou – out since 11 August (knee)
• Robin van Persie – out since 14 November (right ankle ligaments)
• Kieran Gibbs – out 17-24 November (bruised foot) and since 24 November (broken metatarsal)
• William Gallas – out since 10 February (calf)
• Aaron Ramsey – out since 27 February (broken leg)
• Fàbregas suffered a bang on the knee at Birmingham, although he completed 90 minutes.
• Ramsey will not play again this season after fracturing the tibia and fibula in his right leg at Stoke City FC.
• Van Persie damaged his ankle in the Netherlands' friendly against Italy in November.
• Gibbs fractured the first metatarsal of his left foot against R. Standard de Liège and will miss the rest of the season.
• On 1 October Wenger became Arsenal's longest serving manager, celebrating 13 years at the club and eclipsing the previous record tenure of 4,748 days set by George Allison between 1934 and 1947.
• On 16 January Sol Campbell became the first player to rejoin Arsenal during Wenger's tenure and only the fifth to do so in the club's history.
• Barcelona have drawn 49 European Champion Clubs' Cup matches.
• Lionel Messi's double against VfB Stuttgart took him to 21 UEFA Champions League goals, bringing him level with Patrick Kluivert on Barça's all-time list. Rivaldo leads the way with 25 goals in Europe's élite club competition.
UEFA Champions League statistics
• Messi has scored four goals, the joint highest total of players left in the competition. Cristiano Ronaldo leads the way overall with seven.
• Barça have committed 99 fouls, fewer than any other team in the quarter-finals.
• Zlatan Ibrahimović fired 17 shots on goal in the first eight matches, more than any other player.
• Gerard Piqué and Carles Puyol will incur a ban with their next bookings.
Latest domestic information
• Saturday 27 March: RCD Mallorca 0-1 FC Barcelona (Ibrahimović 63)
Valdés; Alves, Puyol, Milito, Maxwell; Keita, Touré (Xavi 61), Iniesta (Messi 51); Pedro, Ibrahimović, Jeffrén (Dos Santos 76).
• Xavi Hernández made an instant impact on his return from calf injury, delivering the corner from which Ibrahimović tapped in his third goal in as many games. Mallorca hit the post twice in the first half.
• Josep Guardiola opted to rest Messi and Thierry Henry, so Pedro Rodríguez and Jeffrén started, while Seydou Keita came in for the suspended Sergio Busquets.
• Having been doubtful for the trip with a tooth abscess, Messi's fine form continued on 21 March when he recorded a second consecutive Liga hat-trick as Barcelona beat Real Zaragoza 4-2. He also hit all three goals against Valencia CF on 14 March.
• Messi is only the second player to record back-to-back Liga hat-tricks after Salva Ballesta did so for Real Racing Club in October 1999.
• Ibrahimović completed the scoring from the penalty spot – Barcelona's 100th goal of the season in all competitions. They scored 158 goals last term.
• Ibrahimović (73) and substitute Bojan Krkić (88) were on target as Barcelona beat CA Osasuna 2-0 to claim a seventh successive home win on 24 March.
• Messi, who became the youngest player to reach 100 goals for the club in January, made his 200th Barcelona appearance against Osasuna. He reached the milestone with 114 goals, including 72 in his last 90 games.
• Messi has scored 23 times in his last 21 appearances for the Spanish titleholders.
• Barça have won 12 games this season by three goals or more.
• Barcelona have scored five Liga goals direct from free-kicks this season, all from different players: Daniel Alves, Ibrahimović, Rafael Márquez, Henry and Messi.
• Pedro has surpassed Giovanni Silva's 1997/98 club record by scoring in six competitions in one season: the Liga, UEFA Champions League, UEFA Super Cup, Copa del Rey, Spanish Super Cup and FIFA Club World Cup.
• The Blaugrana's six-match winning start to the Liga campaign equalled a club record also achieved in 1929/30, 1990/91 and 1997/98.
• Ibrahimović started the season by becoming the first new signing to score in Barcelona's opening five league games. Hristo Stoichkov held the previous record for a newcomer, having struck in Barça's first three outings in 1990/91.
• Seydou Keita – out 14 February to 21 March (torn right hamstring)
• Xavi Hernández – out 17-27 March (torn right calf)
• Eric Abidal – out since 9 February (groin strain)
• Gerard Piqué – out since 21 March (bruised left knee)
• Andrés Iniesta – out since 27 March (thigh)
• Iniesta has been ruled out of the trip to Arsenal having gone off with a thigh problem soon after half-time in Mallorca.
• Gabriel Milito went off with a calf strain at Real Zaragoza but played 90 minutes against both Osasuna and Mallorca.
• On 26 March Johan Cruyff was named Barcelona's honourary president following a unanimous decision by the club's board. Director general Joan Oliver said it was "in recognition of Johan Cruyff as a player, a coach and someone who helped inspire the successes at the club in 2009."
• Messi, as captain of the UEFA.com users' Team of the Year 2009, accepted a cheque for €100,000 from UEFA before the second leg with Stuttgart to be donated to the International Committee of the Red Cross.
• Dmytro Chygrynskiy is ineligible for the UEFA Champions League after playing for FC Shakhtar Donetsk in qualifying.
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