MCF: The Vanishing Act is an upcoming mystery in which the MCF are helping the Rookies with their production of Curtains, but they must solve a case dealing with murders taking place in the theatre they're performing it in before opening night. Coming Soon.
- Mordecai and Rigby
- Trixie Tang
- Unknown Main Antagonist
- Saaya Yambuki
- Veronica Starr(minor appearence)
- Bambi(RobotBoy)(Debut; minor appearence)
- Mertle, Yuki, Teresa and Elena(Minor appearence)
- Marietta(Debut; minor appearence)
- Pacifica Northwest(Debut; minor appearence)
- Cloe and Zoey Stilton(Debut; minor appearence)
- MCF Theme Song(alternate version; to the tune of Monster High)-MCF
- He Did It(Curtains)-Cast
- Thataway(Curtains)-MCF and Sailors
- It's a Buisness(Curtains)-Tricia, Trixie and Stagehands
- Show People(Curtains)-Cast
While helping the Rookies in their production of "Curtains", the MCF and the others find a book which details a past detailing with murders in the theatre from 1815. Now teachers and students must solve the case before opening
- This is the third time the girls are involved in a school play, but this time they're helping the Rookies with theirs.
- This is one of the times the Rookies and the MCF teamed up, however this is one of the times the Assistants teamed up with the Rookies.
- This is the first time we see the Rookies' main rivals(aside from Lilo's and Trixie's)