In A.D.D.: The Last 'D' Is for Disorder we learn that the reason why Gandhi can never sit still is because he has ADD and ADHD. Although he gets regected for it at first with the help of Abe and Tom Green the other clones accept Gandhi once again.
According to Gandhi in the first episode Escape to Beer Mountain: A Rope of Sand we learn that Gandhi used to be Cleo's foster brother until she convinced Cleo's Drunk Foster Mom that he wasn't good enough for her image and was kicked out of their house, even though he gave Cleo a kindey, making Gandhi's Remaining Kidney rather lonely. Now Gandhi's Foster Parents are a pair of sereotypical jewish couple.
Gandhi was the most controvertial character on the show and actually lead to the show's Cancelation.Gandhi was voiced by Micheal McDonald