If it seems like Mustard's being overprotective of her students, keep in mind the type of stuff she's personally seen them do:
I HEAR THE BLUES A-KILLIN' (or: Frasier Meets Columbo) part 1 of 4
I made a comic about Frasier and Niles. Contains Bloodborne spoilers
I HEAR THE BLUES A-KILLIN' (or: Frasier Meets Columbo) part 4 of 4
SPRINGFIGHT! a Simpsons fan comic (1 of 5)
I HEAR THE BLUES A-KILLIN' (or: Frasier Meets Columbo) part 2 of 4
I HEAR THE BLUES A-KILLIN' (or: Frasier Meets Columbo) part 3 of 4
Here's these!
SPRINGFIGHT! a Simpsons fan comic (5 of 5)