Categories SAY IT'S YOUR BIRTHDAY Black Flag Released “Slip It In” 40 Years Ago Today Post author By MAGNET Staff Post date December 15, 2024 40 years ago today, Black Flag released Slip It In. Still loose. Read our Black Flag Over/Under: The Over/Under: Black Flag ← Sid Vicious Released “Sid Sings” 45 Years Ago Today → Butthole Surfers Released Debut Album “Psychic… Powerless… Another Man’s Sac” 40 Years Ago Today