Arsenal manager Arsene Wenger, coach Boro Primorac and Pat Rice in the stands
The Gunners sailed into the FA Cup fifth round thanks to a hat-trick from Theo Walcott and a brace from Danny Welbeck.
Wenger sat in the stands in his first match of a four game touchline ban.
And he was delighted with a their 'consistent' performance.
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Sat, January 28, 2017
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GK: David Ospina – 6: A couple of casual moments but generally solid
He told BT Sport: "We were very dynamic, explosive and overall we had a good consistent performance over 90 minutes and everybody played well.
"Welbeck has been out for such a long time, I didn't expect him to score straight away and it shows the desire is there.
"People say I make changes but I bring in Walcott, Welbeck and Perez, all top quality players. After that I try to find the best balance for the team."