AC/DC are an Australian hard rock band, formed in November 1973 by brothers Malcolm and Angus Young, who have remained constant members. Commonly referred to as a hard rock or blues rock band, they are also considered pioneers of heavy metal and are sometimes classified as such, though they have always dubbed their music as simply “rock and roll”. To date they are one of the highest-grossing bands of all time.

As of 2010, AC/DC had sold more than 200 million albums worldwide, including 71 million albums in the United States alone. Back in Black has sold an estimated 50 million units worldwide, making it the fifth-highest-selling album by any artist – and the third-highest-selling album by any band. The album has sold 22 million units in the US alone, where it is the sixth-highest-selling album of all time. AC/DC ranked fourth on VH1’s list of the “100 Greatest Artists of Hard Rock” and were named the seventh “Greatest Heavy Metal Band of All Time” by MTV. In 2004, AC/DC ranked No. 72 on the Rolling Stone list of the “100 Greatest Artists of All Time”. Legendary producer Rick Rubin, who wrote an essay on the band for the Rolling Stone list, referred to AC/DC as “the greatest rock and roll band of all time.”[12] In 2010, AC/DC were ranked number 23 in the VH1 list of the “100 Greatest Artists of All Time”. Ac/dc had been working on a new album which is supposed to be released by 2013/2014.
MEMBERS – CURRENT LINE-UP
•    Angus Young – lead guitar (1973–present)
•    Malcolm Young – rhythm guitar, backing vocals (1973–present)
•    Phil Rudd – drums (1975–1983, 1994–present)
•    Cliff Williams – bass, backing vocals (1977–present)
•    Brian Johnson – lead vocals (1980–present)
DISCOGRAPHY
•    High Voltage (1975)
•    T.N.T. (1975)
•    High Voltage (1976)
•    Dirty Deeds Done Dirt Cheap (1976)
•    Let There Be Rock (1977)
•    Powerage (1978)
•    Highway to Hell (1979)
•    Back in Black (1980)
•    For Those About to Rock We Salute You (1981)
•    Flick of the Switch (1983)
•    Fly on the Wall (1985)
•    Who Made Who (1986)
•    Blow Up Your Video (1988)
•    The Razors Edge (1990)
•    Ballbreaker (1995)
•    Stiff Upper Lip (2000)
•    Black Ice (2008)
(Source: wiki – en.wikipedia.org/wiki/AC/DC)
Here is a list of 10 best songs of AC/DC