try change sound:
(S_surprise); (S_OhOoh); (S_OhOoh2);
(S_cuddly); (S_sleeping);
(S_happy); (S_superHappy); (S_happy_short);
(S_sad); (S_confused);
(S_fart1); (S_fart2); (S_fart3);
(S_mode1); (S_mode2); (S_mode3);
(S_connection); (S_disconnection); (S_buttonPushed);
sing function:
Otto.sing(S_surprise);
sing function (“sound to make”)