When Mary invites Dick to accompany her on an archeological dig, he eagerly accepts; he's seen "Raiders of the Lost Ark," so he knows how exciting and dangerous archeology can be. The Rutherford Garlic Festival is underway, and hotel rooms are at a premium. Since Dick's gone on the dig, the other aliens decide to rent out his bed. Soon the Solomons' apartment becomes "The Inn at Solomon House" with Tommy and Sally committed to giving their guests outstanding service in hopes of earning four stars in the Crown Travel Guide. Harry's not enthusiastic about the new venture, because he gets to do all the dirty work. At the dig, Dick's disenchanted when Mary gives him a trowel, a brush and an air bulb and tells him to carefully dust the sediment in one square foot of land. Dick grudgingly gets to work and later complains that he's been working five hours and all he's found is a pointy rock. Mary's astonished when she identifies his "pointy rock" as a spear head. She sadly confesses that s