Hanoi Blues Bar _ Tạ Hiện is a cocktail bar on the beer street of Tạ Hiện in Hanoi's Old Quarter. It serves gin and tonics, tequila, and bottled beer, and is a place for a light drink rather than a meal. On a Saturday evening at 10 p.m., there was no live performance or dancing, and music was playing. Prices are on the higher side.