Full-time: Arsenal 3, Chelsea 1
Two goals from Sylvain Wiltord secured Arsenal's quarter-final place in the FA Cup at the expense of holders Chelsea.
Wiltord got his goals in the 74th and 85th minutes to end any hopes Chelsea had of a comeback at Highbury.
Thierry Henry had put the Gunners ahead on 52 minutes as he converted a spot-kick after Gronkjaer pulled down Lauren in the box.
Jimmy Floyd Hasselbaink levelled the scores on 62 minutes for the Blues.