một, hai, ba, /zo/! (the zo is pronounced as Yo, and is also written as dô) hai, ba, /zo/ hai, ba, uống In English: 1, 2, 3, cheers! 2, 3, cheers 2, 3, drink! And here's a lovely local telling it like
To cut it short, here's how you say it like a true drinking pro (at least in the north of Vietnam - in the south they'll typically only say the first line)… một, hai, ba, /zo/! (the zo is pronounced a