Giroud sealed the win with a thumping header five minutes from time to seal for the Gunners their first win of the new season.
Unlike usual, this games being played under Friday night lights which has sparked up some debate, but hey, at least we're in action first.
Jamie Vardy rued a familiar feeling of frustration at Arsenal after his brace could not stop Leicester City falling to an opening-day 4-3 defeat in the Premier League. Rob Holding, given the nod instead of the Frenchman in the Community Shield against Chelsea, is given another start with Sead Kolasinac also slotting in next to Nacho Monreal as part of a back three.
The kind of defensive problems that Leicester City have recently had, Lacazette could have a grand start to life in the Premier League.
"And it's not finished - Chelsea have bought [Alvaro] Morata and have not lost [Diego] Costa yet, and they will certainly buy more".
What time does Arsenal v Leicester City kick-off and which TV channel will be showing the Premier League clash? The Italian refused to go into details about the club's transfer policy in his pre-match press conference, but the implication that he expected the club to be working as hard on transfers as he is on the training pitch.
Ahead of the 2012/2013 campaign, the Dutchman - who had a year remaining on his contract at the Emirates Stadium - was sold to rivals Manchester United (much to the anger of Gunners supporters) and netted 24 goals to lead them to the Premier League title.
Arsenal manager Arsene Wenger believes Manchester City's "spectacular" transfer window proves he is in for his toughest campaign yet. Romelu Lukaku, Harry Kane, Sergio Aguero, Gabriel, Jesus, Alvaro Morata, Alexander Lacazette, Alexis Sanchez and claim to this prestigious status. In the last six or seven years Manchester City didn't buy full-backs. We got a central midfielder, a striker, obviously the 25 per cent would be for a player from the sides, but we have players. Our fans really get behind us and they're going to step it up even more because they know we need them even more.