Sri Lanka Wedding Cards Are Hindu Wedding Ceremonies In Tamil Nadu And Sri Lanka Done In Tamil Or Sanskrit?

Are Hindu wedding ceremonies in Tamil Nadu and Sri Lanka done in Tamil or Sanskrit? - sri lanka wedding cards

I think there are parts of the Ramayana Valmiikii (decreasing) at weddings and Vedic chants and the man and woman meet in Sanskrit. Is it the same for the southern India and Sri Lanka or of marriages is the Tamil version of Ramayana and use people respond and recite Tamil verses?