The Imaginary Invalid or The Hypochondriac (French title Le malade imaginaire,) is a three-act comédie-ballet by the French playwright Molière with dance sequences and musical interludes (H.495, H.495 a, H.495 b) by Marc-Antoine Charpentier. It premiered on 10 February 1673 at the Théâtre du Palais-Royal in Paris and was originally choreographed by Pierre Beauchamp. Wikipedia