That Wild Plotline
In Heigl's defense, her character did have one of the most unbelievable storylines in an attempt to write her out of the show. Dr. Izzie Stevens fell in love with a ghost, then got cancer, then just up and left Seattle Grace Hospital. Shonda Rimes had probably had it up to here with Heigl's drama and didn't want to give her a graceful exit from the show.
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