Gloria Estefan as well as a host of RTÉ’s most famous faces, all of whom agreed to take part in the graduation celebration.Fair City cast members, contestants from Dancing with the Stars and even Ryan Tubridy all took part in the video along with Grammy-award winner Gloria Estefan who joined all the way from her home in Miami.Kevin told Ryan Tubridy on RTÉ Radio 1 that he became friends with Gloria on Twitter and enthused about their friendship, ‘She’s brought me to Miami, to London.