Calum Hood Age, Bio Profile | Contact details (Phone number, Social Profiles, Web address)-CALUM HOOD is an Australian bassist, singer-songwriter who first joined the pop rock band 5 Seconds of Summer in 2011. The band is known for such hits as “She Looks So Perfect” and “Don’t Stop.” He met his future bandmates while studying at Norwest Christian College. He released his second EP, Somewhere New, with 5 Seconds of Summer in 2012.