Must be love on the brain.
Rihanna turned up the heat in some saucy pink and red lingerie as she posed in a series of Instagram posts for her billion-dollar Savage X Fenty brand on Wednesday, showing off some skin in a cheeky bra and panty set and a fabulous feathered robe.
The “Umbrella” singer, 35, wore a pair of sheer pink boy short panties ($25) with a coordinating balconette bra ($50) in the photos, with the first post reading, “CLASSIFIED: for Savage eyes only…