Across the many dimensions of time and space, not many things are constant... In some places the gravity won't hold you down, the Ponies might not talk, and the produce might just sing you a blues lullaby.

There is, however, one thing that remain constant in every universe in the whole of reality... And it is those three simple initials;
M.I.B

I am a Hobo, so I own none of this canon content, So try to support MLP:FiM and go see MIB3 when it comes out, cause that looks KILLER!
Picture curtsy of Lamis :D