Defending champions Arsenal reach the FA Cup fifth round but are forced to hang on for a 3-2 victory against a spirited Brighton side at the Amex Stadium.
The Seagulls were outplayed but a late goal ensured a tense finish. Theo Walcott gave the Gunners the lead, before German midfielder Mesut Ozil slotted in to make it 2-0.
Tomas Rosicky volleyed home a sublime third after Chris O'Grady had reduced the deficit, before Sam Baldock's effort set up an exciting finale.
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