Touch Larry and talk to him (J) to get the TICKET (K).
Return to the Attractions.
Remove the ticket and place the TICKET in the slot (L).
Select the buttons from 1-4 to activate a HOP.
Play the HOP.
Open the book (M). Remove the panel to access the disc (N). Rotate the disc and press the symbols that appear in the book (from top to bottom). Take the Driver's Seat (O).
You receive the RUBBER GLOVES.
Return to the Fish Gates.
Use the RUBBER GLOVES on the plug (P).
Go to Marlena's Tank (Q).