...Who? A Haunt of a Thousand Voices!: Mystery-solving adventures. Daphne introduces Mystery Inc. to some familiar-sounding friends of hers on the set of a mystery television show... [S] S2 Ep26
...Who? Cher, Scooby and the Sargasso Sea!: Mystery-solving adventures. Mystery Inc. celebrate Scooby-Doo's birthday with Cher, but the event turns strange... [S] S2 Ep17
...Who? Returning of the Key Ring!: Mystery-solving adventures. Mystery Inc. investigate a hardware store after a dinner with Sean Astin turns into an adventure. [S] S2 Ep16
...Who? The Tao of Scoob!: Comedic mystery-solving adventures. A sculpture monster threatens to sabotage the opening of Lucy Liu's art show, so she enlists Mystery Inc.'s help. [S] S2 Ep15
...Who? The Last Inmate!: Mystery-solving adventures. Actor Morgan Freeman joins Scooby and the gang to investigate mysterious ghost sightings at an abandoned prison. [S] S2 Ep13
...Who? The Dreaded Remake of Jekyll and Hyde!: Mystery-solving adventures. Can Sandy Duncan and the Mystery Inc. gang survive a savage new Jekyll monster and solve a movie mystery? [S] S2 Ep12
...Who? Mystery-solving adventures. A mysterious invitation to a baseball game allows a chance encounter between Mystery Inc. and rapper Macklemore. [S]
...Who? Comedic mystery-solving adventures. Mystery Inc. heads to Austria for the International Ice Games and meet figure skating champion Tara Lipinski. [S]
...Who? A Fashion Nightmare!: Comedic adventures. Mystery Inc. runs into author and fashion expert Tim Gunn while investigating the sighting of a lift operator ghost. [S] S2 Ep6
...Who? The Feast of Dr Frankenfooder!: Comedic adventures. Shaggy and Scooby welcome a visit to a haunted castle in Germany, but only so they can meet famous chef Alton Brown. [S] S2 Ep5
...Who? The Hot Dog Dog!: Comedic adventures. A tree monster attacks Shaggy and Scooby-Doo at a a hot dog-eating contest featuring champion competitive eater Joey Chestnut. [S] S2 Ep3