There was a broad range of style at last night's Us Weekly Hot Hollywood party in LA. You had color, bustiers, legs, ruffles, pants, and beading. But top salute goes to Kelly Osbourne and Anna Kendrick. Kelly rocked the quintessential (read) Jeremy Scott LBD, and her beau was quite dashing in a tux, while Anna wore an awesome Emilio Pucci aquatic frock. Proceed for more of the most hotties . . .