I'll be back in a flask - You're saying you'll be back quickly, but also that you're g

You're saying you'll be back quickly, but also that you're going to be back with a lot of booze and maybe a lot of regret.

I'll be back in a flask. I'm going to drink until I forget my own name.

I'll be back in a flask. I'll be back or I'll be dead.

I'll be back in a flask. I swear. I might need a second flask to survive.