The second solo album Jeff Rosenstock on SideOneDummy Records. Worry is the follow-up to We Cool?, released in March 2015. Jeff is known for his musical collective Bomb The Music Industry! And DIY ska band The Arrogrant Sons Of Bitches. Rosenstock has performed with many other ska and punk rock bands, including Mustard Plug,[2] The Bruce Lee Band, and Andrew Jackson Jihad. Rosenstock also founded the independent record label Quote Unquote Records, which puts out all of it's records for free (in keeping with Rosenstock's long time DIY ideology.) More recently he launched Really Records which has released vinyl for The Sidekicks, Hard Girls, Archipelago, Shinobu and many of Jeff's projects.