Katharine McPhee shows off her sexy bikini body on the cover of the February 2010 issue of Shape magazine
, where she says she's "in the best shape ever."
McPhee, 25, talks to the mag about her struggle with bulimia and says she's become more forgiving of her body.
Check out some interview highlights below:On stopping the obsession over weight:
"The more I focused on my weight, the worse my bulimia got. Now I'm