Rihanna: 'UK Thuggin' is My Secret Weapon!'
The 25-year-old entertainer also rocked her new gray hair, which she debuted hours before in a series of Instagram pics.
“London I love you! #UKthuggin in my secret weapon @adamsellman fit #brrr” RiRi wrote on her Twitter account that same day.
15+ pictures inside of Rihanna rocking her sheer outfit and gray hair in London…