In view of her 73,000 followers, she began by apologising to her fans before singing the song.
She said: “I have to apologise because I know it’s going to be stuck in your head for the rest of the day, but…”
After a slight pause the actress started belting out the number and added in some dance moves.
Josephine followed up her post with a backstage insight into her fellow actors filming the scene.
Death In Paradise s Josephine Jobert apologised as she repeated a scene from the show (Image: BBC•INSTAGRAM•JOSEPHINEJOBERT)
Marlon Pryce and JP Hooper sang Byron Lee’s Tiney Winey in a bid to get JP’s twins to sleep (Image: BBC)