Murder in Successville - Season 1 Episode 3 -

Sleet's new assistant is 'Dragons Den' entrepreneuse Deborah Meaden, with whom he shares a double bed and a confidence. They are called to the mansion of Lady Gaga, who has just been poisoned. The suspects are Lady Gaga's niece, Lady Cheryl Fernandez-Versini, with whom Sleet has an apparent history, her invalid aunt Nicki Minaj, who lives in the basement, butler Jay-Z and the retired scoutmaster Boris Johnson, who was in love with the victim. In true who -dunnit style the suspects are brought into the same room where Deborah must decide which one was the killer.