De Volta aos Anos 70 Temporada 5 Episódio 15

When Bob goes out of town, Eric and Donna decide to practice being married at her house. The gang is excited because they think this is a chance to party all weekend at the Pinciottis place, until Eric and Donna are forced to set them straight. Meanwhile, Kitty goes to the jewelers to pick up a ring she thinks Red got her as a surprise. But she discovers the real surprise: its actually an engagement ring for Donna.