Britney Spears straight-up stunned from her backyard today, and she did it just in time for the weekend. The 38-year-old pop princess, whose 2008-commenced conservatorship continues to bring legal nightmares, kept the spirits high on her Instagram, posting for her 26.8 million followers with skimpy snaps. Britney, who recently broke a 13-day Instagram silence to confirm she is both okay and "the happiest I've ever been," is back to posting. The killer body that defined a generation got flashed today. Check it out below.