Tess, Monica, and Andrew observe unseen as Kevin Abernathy proposes to Alison Miller in a forest glade. Six month's later, the angels are wedding coordinators for the couple. Although preparations have proceeded apace, Monica fells she has forgotten something and Tess admonishes her to remember because Kevin and Alison's future depends on it. Wedding day jitters are compounded by Kevin's eccentric Aunt Augusta and his klutzy sister, Peggy. But the arrival of Alison's estranged father, Stan causes her to have second thoughts about the nuptials. Kevin is especially taken aback because his bride-to-be had told him her father was dead. To prove his love, he reads the wedding vows he wrote but is dismayed to learn that Alison's hasn't written her own vows yet. While Tess tries to keep the wedding guests entertained, it becomes evident the wedding may not occur. Amidst the chaos, a mysterious blue envelope goes unnoticed in the bridal prep room. Monica wonders why Stan showed up unt