User blog comment:Michaellleyt/Killing Me Softly, with 470207 (brother)/@comment-470207-20130802105747/@comment-11485212-20130802120605

Suspects: Riley Davis (Lone Roses' drummer); Irma Anderson (Dinner waitress); Kevin Parker (Owner of Comic shop); The @rtist (Hacker); Mary Lou Hong (Lone Roses' groupie)

Clues: The killer is in contact with rat poison; The killer loves music; The killer eats chips; The killer wears a motif; The killer is a female

Killer: Mary Lou Hong

This motif (clue #4):