Oliver and Felicity getting in some couple time, some happy time, during the party. It doesn't look like they are in the least bit expecting any trouble at the party.
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Felicity is smiling cheerfully at the party. How long before the terror hits is this moment? What will be the last happy time she has?
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Is Diggle flying solo tonight? Where is his lovely wife Lyla? Although they're married, they don't spend nearly enough on screen time together, agree?
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Again, it's our guess this is Curtis and his husband speaking with Felicity at the holiday party. Things are going to go awry, but how far?
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Diggle, Curtis and, perhaps, Curtis' husband, are at the holiday party, as well. Everyone is looking very handsome. Will they all make it home afterward, or might they become victims?
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Donna Smoak and Quentin Lance are the new IT couple, making every moment of Oliver's holiday party to show how much they're enjoying each others company. What does everyone think?
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Felicity is dressed in red and looking very festive. What she doesn't know yet is that her holiday party is about to become host to yet another terrorist attack.
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Diggle is on hand to help provide cover once the Bay is under attack. How many will be harmed? How far will Damien Darhk take it to provoke Oliver Queen?
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Laurel isn't amused about what's happening with HIVE either. How many attacks will it take before one side gives in? How far can two teams stretch the city?
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Thea is pensive as she and Laurel stand in the wake of the horrible attack upon the city at Starling Bay. What will they do? What will Oliver to do in his bold move against HIVE?
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How often do we see Oliver Queen overwhelmed? Not very often. But when you're doing good for your city and your biggest enemy chooses then to attack, all bets are off.
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Mayoral Candidate Oliver Queen has to field questions from the press about what's next. He promised to fight in the light. Is this how it will always be?
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Arrow Quotes

Oliver, sometimes the greatest act of love is no action at all. It's her life. It's her choice.

Malcolm

Oliver: Over watch, we're on sight.
Felicity: Excuse me?
Oliver: Well, I thought it was time you got a code name. What do you think?
Felicity: It's perfect.
Oliver: I was gonna go with Oracle, but it's taken.