One of my favorite series is the Sophie Katz books by Kyra Davis. The books are:
SEX, MURDER AND A DOUBLE LATTE,
PASSION, BETRAYAL AND KILLER HIGHLIGHTS,
OBSESSION, DECEIT AND REALLY DARK CHOCOLATE
and YAY!! Coming soon in June of '09, Lust, Loathing And A Little Lip Gloss!
I'm so excited :)