Teenage Mutant Ninja Turtles

Funny, They Shrunk Michaelangelo (4x21)

Air date: Sep 29, 1990

When Michaelangelo decides to put one of Donatello's inventions on max power for his own entertainment, he ends in a--quite literally--little problem. April and Vernon get caught in the shrinking ray while getting footage of a military ship and join Michaelangelo on his wild adventure.