Sonny LaTierri, is a character from Grease and a member of the T-Birds. His girlfriend is Marty Maraschino. In the 1978 film he is portrayed by Michael Tucci, in the 2016 live broadcast by Andrew Call. He sings no songs in the movie. In the play, his real name is given as Dominic. In the movie and the live TV special, it’s never made known. Some fanfictions give it as Martin. He and Doody are the only T-Birds not to wear their hair in a ducktail/pompadour.