To celebrate the magazine’s 65th birthday, the new September subscriber edition of Seventeen magazine features a replicate souvenir cover (printed on matte pink paper!) of Seventeen’s first cover ever — September 1944. The subhead reads: “Young fashions & beauty, movies & music, ideas & people,” pretty much exactly what Seventeen still delivers to its readers now, more than half a century after their launch! I’m really into the filed-to-a-point red nails on the model…