Mary-Kate and Ashley are off to summer camp to enjoy all kinds of water sports. But someone doesn't want the camp to remain open and begins to sabotage all the activities. The Trenchcoat Twins are ready to find the culprit at Camp Crooked Lake.

Mary-Kate and Ashley are off to summer camp to enjoy all kinds of water sports. But someone doesn't want the camp to remain open and begins to sabotage all the activities. The Trenchcoat Twins are ready to find the culprit at Camp Crooked Lake.

Help! Strange things are happening at Camp Crooked Lake! When our snacks disappeared, we didn't think much about it. But when we found snakes in our beds, we were on the case! Now Ashley and I need to figure out what's really going on -- before summer is ruined for everyone!

Mysterious happenings at Camp Crooked Lake have the twins solving another mystery.

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.

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.

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?

Mary-Kate and Ashley are excited to attend their town's annual Halloween Carnival. Every year, the carnival's proceeds go to charity -- but this year, few people are riding the rides or playing the games. That's because there's a ghost at the carnival that's scaring all the kids away! The girls must figure out who or what the spectre is -- and how to get rid of it -- or the carnival doesn’t stand a ghost of a chance!

While having the time of their lives at summer camp, Mary-Kate and Ashley are accused of a crime they didn't commit. Someone's been stealing other campers' care packages and blaming it on them! Can the Trenchcoat Twins prove their innocence and find the real thief before they're sent home?