We don't even know where you'd get a mug this big.
Competitive eater Matt Stonie's latest YouTube challenge shows him taking on what he claims is the world's largest Pumpkin Spice Latte made up of seven Venti (20 oz.) size drinks.
That's 3,290 calories, approximately 1050mg of caffeine and more than four litres of actual coffee. Plus whipped cream.
If that's not a heart attack, we don't know what is.