The magic of Thierry Henry and Henrik Larsson was badly missed as the second best clubs from England and Scotland finished level at Celtic Park.
Momo Sylla holds off a challenge from Arsenal's Ashley Cole
Liam Miller put Celtic ahead in the second half following a dull opening 45 minutes, but Kanu pounced on a mistake by Stanislav Varga to equalise.
Celtic had suffered a nightmare return from Uefa Cup victory in Lithuania, when their take-off was aborted and their return was delayed by a day.
They also had to do without top scorer Henrik Larsson because of a hamstring injury, while fellow striker John Hartson was still recovering from summer surgery.
Martin O'Neill gave goalkeeper Magnus Hedman the chance to stake a claim for the number one spot, with Robert Douglas moving to the bench.
Arsenal also had an unfamiliar face in goal, new signing Jens Lehmann, but Patrick Vieira had to be content with a place on the bench as he returned to fitness following surgery.
Some slack play by Kolo Toure in the eighth minute let Shaun Maloney in but
Lehmann came to his rescue with a good block with his feet.
Celtic allowed Francis Jeffers to get away in the 17th minute only for the
former Everton striker to pull his shot well wide with just Hedman to beat.
It was Ashley Cole's mistake in the 29th minute that gifted Momo Sylla a great chance, but the Celtic midfielder dragged his shot wide from the edge of the box.
Both teams made three changes with Celtic bringing on Stanislav Varga, Bobby
Petta and Didier Agathe for Jamie Smith, Johan Mjallby and Jackie McNamara.
Jermaine Pennant takes the ball from Celtic's Jamie Smith
Wenger gave Kanu, former Rangers man Giovanni van Bronckhorst and Edu a
run-out with Jeremie Aliadiere, Gilberto Silva and Jermaine Pennant the players
to make way.
Celtic made the long-awaited breakthrough after 55 minutes with a wonderful
goal by youngster Liam Miller.
Sylla flicked on Neil Lennon's cross and the midfielder chested the ball and
swivelled to hit a shot that ended up in the back of the net despite Lehmann's
Vieira made his long-awaited return, coming on for Ljungberg before Pascal Cygan replaced Toure to
Arsenal should have gone level in the 66th minute, when Ray Parlour centred for Jeffers, but the striker turned and blazed wide from seven yards.
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They can be obtained In person at the Arsenal Box Office, Avenell Road, from 09.30am until 1700 BST, or by telephone credit card sale on 0870 380 0232.