The Bradys try to foil a couple of jewel thieves who have stolen their jewel-hungry robots.

Cindy would like to have a cat for a pet so the Brady's talking pet myna bird Marlon asks' his old friend Miss. Tickle, a High School teacher who he study magic together, if he could barrow her cat Tut Tut for Cindy to take of for awhile. Tut Tut is a ceramic cat on her desk that would come to life after Miss Tickle recited an incantation. But as usual Marlon get's the incantation wrong and transforms Tut Tut into a hippopotamus then transports him to Africa.

The boys and the girls form rival camping groups, both of which get lost in the woods. The Brady siblings must work together to find their way back to camp.

Marlon brings the famous painter Michael "Angelglow" from the past to help the kids paint their tree house. But when Michael is stolen by art thieves, the Bradys have to track him down so that Marlon can return the artist to his own time.