S07E15: The Uncertainty Principle

In spite of Emma's well-laid plans for a beautiful affair, fate makes a travesty of Maggie and Richard's wedding day. After Maggie finds the perfect house, Richard agrees to have the wedding in the garden. Tempers erupt when Eric creates an unpleasant situation at Richard's bachelor party. When Melissa shows up at Maggie's bridal shower, the two finally reconcile. While Eric is able to perform an errand for Richard that could affect Maggie's future, Carly runs an errand for Angela, which does affect Melissa's future. Lance and Tony fight over Shannon.