Cause for celebration! Indulge yourself at a discount during Spa Week, when prices on selected spa treatments are cut to just $50 each. While the week runs from April 12 through 18, available slots get snapped up fast, so book now. Visit spaweek.com for details. Choose from the following spas: Advanced Laser & Medical Spa, Rye (914) 921-2506 • Completely Bare, Scarsdale (212) 366-6060 • Demirjian Laser Hair Removal & Skin Care, White Plains (914) 686-2130 • Devra Bader Skin Care & Beauty Spa, Scarsdale (914) 725-1158 • Euro Laser Services, Inc, Rye (914) 921-3265 • Facelogic Spa, Mount Kisco (914) 241-3223 • The Haven Spa & Wellness Center, Briarcliff Manor (914) 923-4516 • Laser Cosmetica White Plains, (914) 682-0727 • Nirvana Spa, Scarsdale (914) 725-6903 • Salon & Spa at Lord & Taylor, Scarsdale (914) 723-7700.