Messi wins a free kick in his own half, relieving pressure and allowing Barcelona to reset from deep. It showcases his willingness to drop back and help in buildup and ball retention.

Messi slips a pass to Ronaldinho on the left side of the box, setting up a right‑footed shot that is blocked. His vision and timing open up Celtic’s defense even though the chance is denied.

Messi combines centrally and feeds Thierry Henry, whose right‑footed effort from the middle of the box is blocked. The move highlights Messi’s link‑up play with Barcelona’s strike force.

Messi levels the score at 1–1 with a curling left‑footed shot from the right side of the box into the top left corner, punishing Celtic with a precise finish.

Messi wins a free kick in the attacking half, keeping Barcelona camped in Celtic territory and sustaining pressure on the hosts.

Messi commits a foul, halting play and briefly handing Celtic a respite from Barcelona’s control. It shows his aggressive pressing off the ball.

Receiving a cross from Carles Puyol, Messi strikes a left‑footed shot from the left side of the box that drifts just wide of the left post.

On a fast break led by Ronaldinho, Messi’s left‑footed shot from the right side of the box flashes just over, narrowly missing the top left corner.

Messi creates another chance by laying the ball off to Andrés Iniesta in the centre of the box, but Iniesta’s right‑footed shot is blocked by the Celtic defense.

Messi lets fly with a left‑footed effort from outside the box after a pass from Yaya Touré, but the shot is blocked before it can trouble the goalkeeper.

Messi sets up Ronaldinho for a long‑range right‑footed shot from outside the box, which goes wide to the left, continuing Barcelona’s search for another goal.

After Deco’s pass, Messi fires a left‑footed shot from the right side of the box that is saved in the centre of the goal by Celtic’s keeper.

Messi tees up Yaya Touré for a right‑footed strike from outside the box, but the effort rolls just wide of the right post.

Messi scores Barcelona’s winner, steering a left‑footed shot from the centre of the box into the bottom left corner to make it 3–2.

Messi wins a free kick on the right wing, maintaining territorial pressure on Celtic late in the match.

Messi commits another foul in the closing minutes, briefly breaking Barcelona’s rhythm as Celtic seek a late response.