Patrick and Joseph are brothers who are both diagnosed with Down syndrome. They enjoy sharing a laugh and teasing one another. But in the end they are willing to acknowledge their brotherly love.

What mental disorders do SpongeBob characters have?

SPONGEBOB SQUAREPANTS: While at the first glance, Spongebob Squarepants, also known as SpongeBob, may seem a jolly, outgoing character, but if you monitor closely, other behavioural traits such as awkwardness, attention deficit disorder and even anxiety are pretty evident.

What does Patrick Star suffer from?

Due to his lack of superiority in contrast to the other characters, Patrick suffers from low self-esteem and can exhibit varying levels of jealousy when witnessing the success of others.