The discography of Australian hard rock band Wolfmother consists of six , four (EPs), 18 , 14 and one . The band have also contributed to . Originally from Sydney, Wolfmother were formed in 2004 by vocalist and guitarist Andrew Stockdale, bassist and keyboardist Chris Ross, and drummer Myles Heskett. After signing with Modular Recordings and releasing their self-titled debut EP in 2004, the band's debut full-length studio album, also titled Wolfmother, was released in Australia in October 2005. It reached number 3 on the Australian Albums Chart. The album was released internationally the following year, reaching number 25 in the UK, number 22 in the US, and selling over 1.6 million copies worldwide by 2009.