Bob is doing a swear-a-thon as a stunt to raise money for charity.
Zig Zagged: Bob does a Cluster F-Bomb in front of the kids. Thanks to the incident, Alice puts a swear jar. But Bob doesn't pay. Then Alice starts telling Bob to pay up, but he still doesn't. That night, he puts the money in the jar, then he puts the jar in the car, drives to the beach, takes out the jar, and throws the jar into a bonfire.