This is actually pretty uncharacteristic of Elena.

It's not that she's averse to drinking - especially not if the drink in question is tequila - but she doesn't hit the booze every time something goes awry, and she isn't a vampire (in this universe) and doesn't need to curb the cravings. It's just been that kind of week. Month. Year. Take your pick.

She almost drops the glass she'd been holding, lifting up her gaze at the sound of that voice. She blinks, almost sputters, eyes widening with disbelief. "Anna?" she asks.