There are several important moments during your wedding celebration to announce and participate in a wedding toast. Generally, this is the usual order in which toasts are made:
The Best Man
The Groom To His Wife
Father of the Bride
Father of the Groom
Traditions vary throughout different cultures. Some wedding toasts are prepared as lengthy monologues, some are followed by the breaking of glassware. If you're expect to toast at a wedding which is sultural in nature, discuss details with the bride or groom in advance.
Some godparents may hold wine glasses for the wedding toast. During the nuptial Mass, the couple may kiss a cross to show faithfulness to each other and the God.