Detectives Mary-Kate and Ashley score an invitation to the movie awards in Hollywood only to find out that one of the statues has been stolen, and they must find the thief before the show is cancelled.

Clue, the basset hound, disappears from the cabin, and it is up to the girls to find her.

Mary-Kate and Ashley are selected to be on their favorite TV game show.

The girls' friend Lindsay wants to enter her beautiful tulips in a flower contest, but someone-- or something-- ripped the flowers right off the stems. All clues point to a unicorn.

When the twins find giant pawprints behind the clubhouse of a dude ranch, an old ranch hand claims it is a dragon's.

Patty O'Leary invites all her friends, including Mary-Kate and Ashley, to a sleepover party in a toy store. When all the best toys start vanishing, the Trenchcoat Twins suspect there's an uninvited guest hiding in the store. Can they catch the thief or will Patty's party be a bust?

Detectives Mary-Kate and Ashley score an invitation to the movie awards in Hollywood only to find out that one of the statues has been stolen, and they must find the thief before the show is cancelled.

Mary-Kate and Ashley must find a missing robot before the science fair is cancelled.

Trenchcoat Twins Case Report...from Mary-Kate and Ashley It was like a fairy tale come true: Ashley and I got invited to a royal ball in honor of a real live princess! We couldn't wait to meet Princess Glorianna. But right before the ball, the princess was kidnapped! Our only clue was a golden slipper we found outside her room--and a note warning us not to call the police, or else! It was up to Olsen and Olsen to find the princess--or this fairy tale would have a very unhappy ending!