The initial shot of lush jungle foliage with the text 'IN APRIL' quickly transitions to the surprising reveal of characters from the Super Mario franchise interacting with a Tyrannosaurus Rex.

The video opens with lush green foliage and the text 'IN APRIL'. It then transitions to show characters from the Super Mario franchise, including Toad, Baby Mario, and Baby Luigi, interacting with a Tyrannosaurus Rex in a jungle setting. The characters appear surprised and then engage in a humorous scene where Baby Mario attempts to clean the dinosaur's teeth. The T-Rex then roars, and the characters are shown running away. The ad concludes with the title card for 'The Super Mario Bros. Movie' and release information.