When Kermit the Frog and the Muppets learn that their beloved theater is slated for demolition, a sympathetic human, Gary, and his puppet brother, Walter, swoop in to help the gang put on a show and raise the $10 million they need to save the day.

Eight year-old Lavender Williams, who recently lost her mother to cancer, sets off on an epic journey to find her Dad, whom she's never met. Her only companion is Lester, her late pet who's returned from the grave to help her. But the journey won't be easy for the girl and her zombie dog, for the evil presence of Sheriff Murdstone stalks them at every turn.

Kay and Jay reunite to provide our best, last and only line of defense against a sinister seductress who levels the toughest challenge yet to the MIB's untarnished mission statement – protecting Earth from the scum of the universe. It's been four years since the alien-seeking agents averted an intergalactic disaster of epic proportions. Now it's a race against the clock as Jay must convince Kay – who not only has absolutely no memory of his time spent with the MIB, but is also the only living person left with the expertise to save the galaxy – to reunite with the MIB before the earth submits to ultimate destruction.

In Sid's very first film debut, Sid and his classmate Gabriela enter a contest and win the exclusive opportunity to visit a new modern science museum before it opens to the public.