Arsenal came from behind to beat Udinese 2-1 Wednesday to secure qualification for the Champions League group phase for the 14th consecutive season.
Leading 1-0 from the first leg, the Gunners went behind in Italy through Antonio di Natale's 39th minute header
Robin van Persie converted Gervinho's pass after the break to level the tie before di Natale missed a penalty.
Theo Walcott sealed a 2-1 win (3-1 on aggregate) after a fine run and finish.
"It showed that under pressure this team can respond with football, remain calm and composed and try to play like we can," Arsenal manager Arsene Wenger said after the match.
"We had a great belief in the way we want to play."