Katherine Heigl difficult???? Heigel has dropping her $6 million lawsuit against the drug store chain, after charging the pharmacy had "improperly exploited" her name and likeness when it tweeted out a paparazzi picture of her carrying two Duane Reade bags. "Even @Katie … [Read more...] about Remember how Katherine Heigl sued Duane Reade for $6 million over A TWEET?