The gang does a biology project with the animals in the pond out beside Bayside. Zack and the gang take care of "Becky," an injured duck. Oil is discovered after a digging for a new goal post and an oil company wants to destroy the pond.
Penhall and Booker join an all-state football team to investigate possible criminal negligence on the part of the coach when his star line-backer is crippled for life.
On their way to the wedding, Larry and Balki are pulled over and then arrested when Larry backs into the patrol car.