Media Summary: (HD) 5SOS - If you don't know (live 22.05.'16) this is my favourite off the new ep, so i made a thing. 5 Seconds of Summer - If You Don't Know (São Paulo, September 14, 2017)
5sos If You Dont Know - Detailed Analysis & Overview
(HD) 5SOS - If you don't know (live 22.05.'16) this is my favourite off the new ep, so i made a thing. 5 Seconds of Summer - If You Don't Know (São Paulo, September 14, 2017) Music video for our new song 'TRY HARD' :D The new album 5SOS5 out September 23. https://
![5SOS - If You Don't Know [Lyrics]](https://i.ytimg.com/vi/1A8X-WzNV2M/mqdefault.jpg)
