Devil: Use that paycheck for a massage! Angel: No! A week’s worth of groceries. Devil: Facial. Adult acne is not your friend. Angel: Beauty is more than skin deep. Devil: If you don’t get a wax, I’m leaving you. Angel: He’s all talk. And you can’t afford it. You love spa services. The prices you could do without. The next time you want a heavenly spa experience and a helluva good deal, head to SpaForever, opening today in Bucktown. The impeccable space (custom-designed wallpaper, marble floors) offers a comprehensive menu of massage, facial, and waxing services. And check it: First-time visitors can score any 60-minute service for just $49. Get that devil off your shoulder with a sports, Swedish, or deep-tissue rubdown. Skin cleaning treatments target face (the City Skin Control) and bacne (the SexyBack). Professional and knowledgeable aestheticians and therapists provide post-treatment home regimens. Afterwards, you’ll feel refreshed and ready to focus on important matters. Savings deposit or Labor Day getaway? SpaForever, 1917 North Damen Avenue, between Cortland and Homer Streets (773-394-0000 or spaforever.com).