Deborah P. answered 04/01/19
25 Years Living in Italy: Fully Bilingual; 20 Years Teaching Italian
Languages evolve, and in conversational Italian, you might hear incorrect grammar being used. However, the rule is that you need to use either one or the other. You can say "Mi piace giocare a calcio", or "A me piace giocare a calcio." "Mi" and "a me" should not be used together.