Listen to All We Know (feat. Super Smash Brothers & Hard Jawz) online. All We Know (feat. Super Smash Brothers & Hard Jawz) is an English language song and is sung by DeJangles. All We Know (feat. Super Smash Brothers & Hard Jawz), from the album All Strung Out, Vol. 1: The Gateway, was released in the year 2015. The duration of the song is 5:12. Download English songs online from JioSaavn.