Arsenal 4-1 Sunderland:

Happy days: Laurent Koscielny (centre) celebrates his goal with Oliver Giroud (left) and Per Mertesacker

Sticking his neck out: Olivier Giroud returned with a bang, celebrating the first of two with Santi Cazorla (right)

Strike a pose: Giroud hits home his opener, with Sunderland's Marcos Alonso chasing in vain

All smiles: Tomas Rosicky (right) celebrates putting Arsenal 3-0 up with Cazorla (left) and Giroud

Swamped: Ki Sung-Yueng, Phil Bardsley and John O'Shea (left-right) battle against Jack Wilshere

Onrushing: Rosicky flicks the ball over Sunderland keeper Vito Mannone for his goal

Battle: Arsenal right-back Bacary Sagna (left) attempts to close down Sunderland's Fabio Borini

Man in the middle: Lukas Podolski squeezes between Sunderland's Ki (left) and Bardsley

Shout it out loud: A furious Gus Poyet shouts instructions to his Sunderland side on the end of a heavy defeat

Show me the way: Gunner boss Arsene Wenger remonstrates with referee Ander Marriner

Hero's reception: Dennis Bergkamp was given a standing ovation as guest of honour at the Emirates

Immortalised: Arsenal unveiled a statue of the Dutch legend before the game

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