In 2009, Lady Gaga (USA, b. Stefani Germanotta) clocked up a total of 150 weeks on the UK singles chart, with 90 of these weeks inside the Top 40. In all, nine Lady Gaga singles charted in 2009, with “Just Dance”, “Poker Face”, “Paparazzi”, “Lovegame” and “Bad Romance” providing the bulk of her 150 cumulative chart weeks.