With their stunning comeback win over Barcelona, Arsenal's job is still only half complete.
Arsenal still need to go to Camp Nou and, at the very least, avoid defeat to progress to the Quarterfinals of the UEFA Champions League. While it would be a huge shock if Arsenal knock the 2009 Champions out of the competition, the task ahead is definitely not impossible.
Don’t be fooled, the Gunners do have a glorious chance of progressing to the next round, but that is only if they play a superb defensive game at the Nou Camp.
Here is what they should do to have the best possible chance of winning the tie.