1.Rachelle Ferrell At The Blue Note Jazz Club, 131 W. 3rd St., nr. Sixth Ave.; 212-475-8592. Although she’s a relatively recent arrival on the jazz scene, Ferrell sounds like an old hand at classics like Cole Porter’s “What Is This Thing Called Love” and Sam Cooke’s “You Send Me” (and has impressive piano skills to boot).2. Maude Maggart At the Oak Room at the Algonquin Hotel, 59 W. 44th St., nr. Sixth Ave.; 212-419-9331The sultry singer (and sister of Fiona Apple) has been racking up accolades and enjoying sold-out runs for her captivating, vaudeville-inspired shows at the Über-classy Oak Room—one of the best cabaret venues in the city. 3. Ute Lemper At the Café Carlyle, 35 E. 76th St., nr. Madison Ave.; 212-744-1600For this return engagement, the acclaimed Lemper performs Berlin cabaret songs with a few clever twists.