Martin "Deuce" Martinez is a main character on Shake It Up. He has been described as a con-man, usually seen selling random things, usually from the inside of his jacket. Deuce has connections to everything ("Add It Up"). His father and mother have both been mentioned, but never by name. He has many family members and a handful of his cousins have been seen in episodes. His most prominent family member is Uncle Frank, who owns Crusty's, where Deuce works. He attends John Hughes High School in Chicago, Illinois with his friends; Ty Blue, Rocky Blue, and CeCe Jones. He usually babysits Flynn Jones and is currently in a relationship with Dina Garcia. He can speak fluent Spanish, as seen in "Twist It Up" and "Weird It Up". He has been called "Eyebrows" numerous times through the second season.