Lower Dauphin High School, 201 S. Hanover St., Hummelstown, will serve helpings of spaghetti with a side of classic 1970s music on Saturday, Feb. 2, from 4:30 to 7 p.m. The cast of the high school's spring musical, "Mamma Mia," will serve a spaghetti dinner as a fundraiser. At several points throughout the evening, the student waiters will perform songs from the musical, featuring songs by the group Abba. The annual dinner will feature all-you-can-eat spaghetti with a choice of meatless or meat sauce, as well as bread, fresh salad, an assortment of hot and cold beverages, and a variety of home-baked desserts. Tickets for the dinner are available from any cast member or at the door, with separate prices set for adults and for children under 10. Proceeds will help cover the costs of producing the show, such as costumes, programs, and set construction. More information may be received by calling 717-566-5393.