5 Seconds of Summer

5 Seconds of Summer is an Australian pop-rock band formed in 2011. The band consists of Luke Hemmings, Michael Clifford, Calum Hood, and Ashton Irwin. They rose to fame after opening for One Direction on their world tour in 2013. 5 Seconds of Summer has released several successful albums, including "5 Seconds of Summer" and "Sounds Good Feels Good". The band has won several awards, including a MTV Video Music Award. They are known for their catchy and upbeat songs, such as "She Looks So Perfect" and "Youngblood".