57 year old, SpongeBob SquarePants creator Stephen Hillenburg passed away due to Motor Neuron Disease also known as ALS, a disease he had been diagnosed with in 2017. SpongeBob, an American animated series, which was aired for nearly two decades since its premiere in 1999 is Nickelodeon's biggest hit. Hollywood actor David Hasselhoff was starred in SpongeBob SquarePants Movie.