It doesn't have to be fancy like this but you need booze in the morning for the bridesmaids/groomsmen as they're getting ready. One or two bottles of bubbly is enough for the bridal party. Mimosa kits for bridesmaids in the morning
"To give to mom before the ceremony starts." -yeah, great idea if you want your mom to cry hysterically before you even walk down the aisle. Better idea: sneak it into her purse where she can easily see it, and let her find it on her own.