SUBSTITUTION: G. Martinelli COMES ON FOR B. Saka
SUBSTITUTION: A. Fletcher COMES ON FOR C. Cathcart
Substitution - Watford. Ashley Fletcher for Craig Cathcart.
Substitution - Arsenal. Gabriel Martinelli for Bukayo Saka.
Shot blocked. Pierre-Emerick Aubameyang - Arsenal - shot with left foot from outside the box is blocked. Assist - Mohamed Elneny.
Shot blocked. Martin Ødegaard - Arsenal - shot with left foot from outside the box is blocked.
Offside - Watford. Joshua King with a pass, however Ismaila Sarr is in offside.
New attacking attempt. Albert Sambi Lokonga - Arsenal - shot with right foot from outside the box is saved in the top centre of the goal. Assist - Mohamed Elneny.
Missed chance. Pierre-Emerick Aubameyang - Arsenal - shot with the head from the centre of the box is close, but missed to the left. Assist - Bukayo Saka with a cross after corner.
Gabriel Martinelli - Arsenal - won a free kick on the right wing.
Fouled by Moussa Sissoko - Watford
Corner - Arsenal. Conceded by Moussa Sissoko.
Second yellow card to Juraj Kucka - Watford - for a foul.
SUBSTITUTION: M. Elneny COMES ON FOR E. Smith Rowe
Nuno Tavares - Arsenal - won a free kick in attack.
Fouled by Juraj Kucka - Watford
SUBSTITUTION: M. Elneny COMES ON FOR E. Smith Rowe
Substitution - Arsenal. Mohamed Elneny for Emile Smith Rowe.
Missed chance. Joshua King - Watford - shot with right foot from a diffucult position and long distance on the left is close, but missed to the left. Assist - Danny Rose.
New attacking attempt. Juraj Kucka - Watford - shot with right foot from more than 35 yards is saved by goalkeeper in the centre of the goal. Assist - Nicolas Nkoulou.
Shot blocked. Joshua King - Watford - shot with left foot from the centre of the box is blocked. Assist - Cucho Hernández with a cross.
Gabriel Magalhães - Arsenal - won a free kick in defence.
Fouled by Juraj Kucka - Watford
João Pedro - Watford - won a free kick in attack.
Gabriel Magalhães - Arsenal - receive yellow card for a foul.
Fouled by Gabriel Magalhães - Arsenal
Offside - Watford. Ben Foster with a pass, however Joshua King is in offside.
Missed chance. Emile Smith Rowe - Arsenal - shot with left foot from the centre of the box is high and wide to the left.
SUBSTITUTION: Cucho COMES ON FOR E. Dennis
VAR Decision: No Goal Arsenal 1-0 Watford.
Substitution - Watford. Cucho Hernández for Emmanuel Dennis.
Offside - Arsenal. Martin Ødegaard with a pass, however Pierre-Emerick Aubameyang is in offside.
Shot blocked. Joshua King - Watford - shot with left foot from the centre of the box is blocked. Assist - João Pedro with a cross.
Pierre-Emerick Aubameyang - Arsenal - won a free kick in defence.
Fouled by Juraj Kucka - Watford
Ismaila Sarr - Watford - won a free kick on the right wing.
Fouled by Nuno Tavares - Arsenal
SUBSTITUTION: M. Odegaard COMES ON FOR A. Lacazette
Substitution - Arsenal. Martin Ødegaard for Alexandre Lacazette.
Fouled by João Pedro - Watford
Benjamin White - Arsenal - won a free kick in defence.
SUBSTITUTION: J. Pedro COMES ON FOR O. Tufan
Substitution - Watford. João Pedro for Ozan Tufan.
Goal! Arsenal 1, Watford 0. Emile Smith Rowe - Arsenal - shot with right foot from outside the box to the right corner.
Moussa Sissoko - Watford - receive yellow card for a foul.
Fouled by Moussa Sissoko - Watford
Albert Sambi Lokonga - Arsenal - won a free kick on the right wing.
Missed chance. Emmanuel Dennis - Watford - shot with right foot from the left side of the box missed to the left. Assist - Moussa Sissoko with a cross.
Pierre-Emerick Aubameyang - Arsenal - receive yellow card for a foul.
Kiko Femenía - Watford - won a free kick in defence.
Fouled by Pierre-Emerick Aubameyang - Arsenal
Pierre-Emerick Aubameyang - Arsenal - won a free kick in defence.
Offside - Arsenal. Gabriel Magalhães with a pass, however Alexandre Lacazette is in offside.
Fouled by Nicolas Nkoulou - Watford
New attacking attempt. Albert Sambi Lokonga - Arsenal - shot with right foot from outside the box is saved in the right corner. Assist - Alexandre Lacazette.
Second Half starts Arsenal 0, Watford 0.
Pierre-Emerick Aubameyang - Arsenal - won a free kick in defence.
Juraj Kucka - Watford - won a free kick in defence.
Fouled by Ozan Tufan - Watford
Fouled by Alexandre Lacazette - Arsenal
First Half ended - Arsenal 0, Watford 0.
New attacking attempt. Gabriel Magalhães - Arsenal - shot with the head from few metres is saved in the left corner. Assist - Bukayo Saka with a cross.
Corner - Arsenal. Conceded by Danny Rose.
Fouled by Danny Rose - Watford
Alexandre Lacazette - Arsenal - won a free kick on the right wing.
Shot blocked. Danny Rose - Watford - shot with left foot from the centre of the box is blocked. Assist - Joshua King.
Offside - Watford. Danny Rose with a pass, however Ozan Tufan is in offside.
Shot blocked. Juraj Kucka - Watford - shot with right foot from outside the box is blocked.
Corner - Watford. Conceded by Benjamin White.
Missed chance. Nuno Tavares - Arsenal - shot with the head from the centre of the box goes high. Assist - Takehiro Tomiyasu with a cross.
Corner - Watford. Conceded by Takehiro Tomiyasu.
Penalty saved! Pierre-Emerick Aubameyang - Arsenal - fails to capitalise on this great opportunity, shot with right foot saved in the left corner.
Penalty conceded by Danny Rose - Watford - after a foul in the penalty area.
Penalty Arsenal. Alexandre Lacazette draws a foul in the penalty area.
Missed chance. Ainsley Maitland-Niles - Arsenal - shot with right foot from outside the box missed .
Fouled by Emmanuel Dennis - Watford
Alexandre Lacazette - Arsenal - won a free kick on the right wing.
Fouled by Ozan Tufan - Watford
Benjamin White - Arsenal - won a free kick in defence.
Juraj Kucka - Watford - receive yellow card for a foul.
Takehiro Tomiyasu - Arsenal - receive yellow card for a foul.
Ismaila Sarr - Watford - won a free kick on the left wing.
Fouled by Takehiro Tomiyasu - Arsenal
Fouled by Juraj Kucka - Watford
Alexandre Lacazette - Arsenal - won a free kick in defence.
Missed chance. Albert Sambi Lokonga - Arsenal - shot with left foot from outside the box missed .
Fouled by Emmanuel Dennis - Watford
Bukayo Saka - Arsenal - won a free kick on the right wing.
Fouled by Danny Rose - Watford
Bukayo Saka - Arsenal - won a free kick in defence.
Juraj Kucka - Watford - won a free kick in attack.
Fouled by Albert Sambi Lokonga - Arsenal
Albert Sambi Lokonga - Arsenal - receive yellow card for a foul.
Fouled by Joshua King - Watford
Benjamin White - Arsenal - won a free kick in attack.
Missed chance. Albert Sambi Lokonga - Arsenal - shot with right foot from outside the box missed to the left. Assist - Takehiro Tomiyasu.
Corner - Arsenal. Conceded by Kiko Femenía.
Joshua King - Watford - receive yellow card for a foul.
Gabriel Magalhães - Arsenal - won a free kick in defence.
Gabriel Magalhães - Arsenal - won a free kick in defence.
Fouled by Joshua King - Watford
Fouled by Ismaila Sarr - Watford
Fouled by Danny Rose - Watford
Bukayo Saka - Arsenal - won a free kick on the right wing.
VAR Decision: No Goal Arsenal 0-0 Watford.
Offside - Arsenal. Pierre-Emerick Aubameyang with a pass, however Bukayo Saka is in offside.
New attacking attempt. Alexandre Lacazette - Arsenal - shot with right foot from the centre of the box is saved in the top left corner. Assist - Ainsley Maitland-Niles.
Corner - Arsenal. Conceded by Kiko Femenía.
The teams are on their way out of the tunnel - and we're about to get underway at Emirates Stadium