 Karen , Mrs. Puff , Pearl , and the Flying Dutchman are voiced by Kenny 's wife Jill Talley , Mary Jo Catlett , Lori Alan and Brian Doyle @-@ Murray , respectively . Mr. Krabs ' mother , Mama Krabs , who debuted in the episode " Sailor Mouth " , was voiced by writer Paul Tibbitt . However , voice actress Sirena Irwin overtook Tibbitt 's role as the character reappeared in the fourth season episode " Enemy In @-@ Law " in 2005 . Tom Kenny portrays Patchy the Pirate , the president of the fictional SpongeBob SquarePants fan club , while series creator Hillenburg voiced the character of Potty the Parrot . After Hillenburg 's departure as showrunner in 2004 , Tibbitt was given the role in voicing Potty the Parrot . 
