A Carson City man with several prior theft convictions admitted to a charge of misdemeanor theft on Wednesday.Lucus John Lombardo, 36, told East Fork Justice Tom Perkins that he went to the Walmart to get his son a cake."I had enough money for the cake, but I got greedy," he said. "I got toys and then got hit at the door and dropped the stuff and left. It was a stupid thing to do. I tried to make my son's birthday better. I made it worse."Prosecutor Maria Pence pointed out that this was Lombardo's fifth instance of theft from the …