What a dog, uh, cat’s life: Ex-“Pussycat Doll” Nicole Scherzinger once again gives her fans a long tooth on Instagram, because the dashing singer and dancer shows up once again in a bikini on the sunny beach. So that her followers on Instagram don’t get too jealous, Madame Scherzinger comforts her with a motivating dance routine – almost like Britney Spears, only a touch more enthusiastic one might think.