From the red carpet to the streets, stars were out in full force this weekend dressed to rock and shock -- and RadarOnline.com has all the photos in our weekend roundup.

Click Here To See Stars In The Best, Worst & Wackiest Fashions Of The Weekend

If you’ve got it, flaunt it girl! Katharine McPhee showed off her sexy side at the opening night of the Broadway musical How to Succeed in Business Without Really Trying, wearing a skintight flesh-toned Herve Leger bandage dress, with matching patent peep-toes. The American Idol looked nearly nude in the incredibly sexy but tasteful look, scoring herself the best look of the weekend.