Backpackers usually stay and drink in the Pham Ngu Lao district area, along Bui Vien street.
Similar to Khao San Road in Bangkok, you will not find a lot of stylish places but they are inexpensive and great for meeting new people.
Both a bar and a nightclub, the Observatory is located next to the port and offer a nice view on the river.
It may have one of the best music programs in town.
They will have foreign guest DJs regularly, usually playing minimal, deep house or world music.